Pluto Essays - Planetary Science, Pluto, Neptune, Ice Planet

Pluto Pluto repeats an anomaly when compared with the terrestrial planets (Mercury, Venus, the Earth and Mars) or the giant planets (Jupiter, Saturn, Uranus and Neptune). This icy world is more like a huge asteroid or the satellites of the outer planets; it has even been suggested that Pluto was a satellite that escaped from Neptune's pull. The small size of Pluto combined with its distance make it very difficult to observe; however, two important discoveries have just been made. In 1976 new spectroscopic observations revealed that the surface of Pluto was covered, at least partially, by frozen methane. The infrared spectrum enabled this methane to be identified, besides other kinds of ice, such as ice of ammonia or water. The surface of Pluto, covered by ice, is therefore bright and its reflective power (or albedo) is much greater than we would suppose, thinking that it was all covered by rocks. Knowing its distance from the Earth and its reflection coefficient we can deduce a diameter of between 2000 and 2700 kilometers; its mass is thus much less than first estimates.

Great Gatsby2 essays

Great Gatsby2 essays The more things change, the more they stay the same "The Times They are a-Changin'," or so 60's singer/songwriter Bob Dylan thought. But have we really matured enough as people to say that racism and prejudice are no longer words in the English vocabulary? Most people like to think so, but the facts paint a different picture. The novel, The Great Gatsby, by F. Scott Fitzgerald can be used to illustrate these points. In the mid-20's, when American author F. Scott Fitzgerald wrote The Great Gatsby, it was common to use words to describe African American people that today would be seen as offensive and degrading. Mainly the sole purpose of using such words were to depict African Americans as objects, not human beings. When Nick describes the "two Bucks" and a Negro girl passing them in a horse-drawn carriage with a white chauffeur he thinks to himself "Anything can happen now that we've slid over this bridgeÃ…  anything at allÃ…  " This shows how people in Fitzgerald's time reacted to free black families. Nick describes the black males as "Bucks" because that's the name people used when they auctioned them off as slaves. He couldn't just refer to them as "men" or "gentlemen" because it was inappropriate to give blacks a high status. Throughout the novel discussing the downfall of the white race is a common topic. Tom and Daisy share thoughts about the downfall over dinner and Tom states that "If we don't look out the white race will be-will be utterly submerged," and Daisy follows that comment up with "We've got to beat them (minorities) down." Because nobody looks the same and because people fear anything different, they had no choice but to fear minorities. If you were not wealthy and white, you were feared. But racism wasn't the only degrading thing in the book; characters spoke condescendingly about people's financial status as well. If you lived in East Egg, you were wealthy and glamorous. If you lived in West Eg ...

A Critical Review Of Che Guevaras The Motorcycle Diaries

A Critical Review Of Che Guevara's The Motorcycle Diaries â€Å"The Motorcycle Diaries† is a story of an eight thousand mile trip that begins from Argentina to Peru. The trip involves two people; Ernesto Guevara and his friend, Alberto Granado, whom they travel together using a motorcycle as they pass through different countries with different landscapes. The young men are on a duty to explore the different parts of the world they had never visited before. The quest of the adventurers in the movie is to see the things they had only read from books about the continent on which they live, more so the physical landscapes of different regions. The Change in Physical Landscapes The physical landscapes change as Ernesto and Alberto travel from Argentina to Chile, and to Peru. The two travel through five different countries starting with Argentina. They pass through the mountains, for example, the Andes where they had to endure very low temperatures. Initially, they travelled through a landscape where the sun shined, and the land was quite warm before they reached Chile, a land full of snow. Ernesto and Alberto also travelled through the Pampas; very large and fertile pieces of land. While in Peru, the two went through the Lowlands and the Tropical rainforest. While in Columbia, they came across part of the Andes Mountain. The terrain in Columbia was also mountainous as in Chile. There was no difference for Alberto and Ernesto in Venezuela, which was the last country they travelled through. The country also had a lot of mountains, with the climate being the tropical type. The change in physical landscapes during the journey involving Alberto and Ernesto is evident when their motorcycle turns over a number of times during the trip. In different occasions, the motorcycle skids out from under the two and even land into a ditch. The mountainous terrain and the lowlands could have been the cause of the turning of the motorcycle. Cultural Differences Encountered by Ernesto and Alberto While travelling, Alberto and Ernesto encounter cultural differences as they travel through the region. Firstly, the two come to the realization that the official language spoken by the people in the area they are going through is Spanish. Even the Indians in Chile speak Spanish. Besides, Alberto and Ernesto encounter a culture where strangers are warmly welcomed without fear. For instance, In Chile, the Mesties and the Indians are both very social, and they are willing to make available foodstuff, clothes, and a sleeping place to the strangers. It is in the culture of the people of Chile to wear Chamants; a type of clothing that look like ponchos with lots of colors. In Peru, they encounter a group of people who still practice the ancient cultures. The people in an old city called Machu Pichu, for instance believe in the preservation of cultures. Alberto and Ernesto realize that the city is still very old fashioned, and far behind a lot of things. In Columbia, the two notice that it is in the culture of the nation to practice Roman-Catholic faith. In Venezuela, there are different types of religions including the Indian religion and Christianity. The Change of Mind for Alberto and Ernesto In the movie, Ernesto and Alberto seem to come from an economically stable community that does not value the lives of others who are poor. As they travel, they are surprised by the poverty levels in most of the countries. They also get amazed by the social nature of the inhabitants of the countries they travel through. They notice the alarming difference between the rich and the poor, a situation that does not seem to be in existence in their home country. Alberto and Ernesto encounters a type of life that makes them change their minds about the world. It is during their journey that they realize that there are people who are very poor and engage in different religions. The different landscapes they go through also make them change their views on the physical nature of the world. The two adventurers notice that the people who have almost nothing possess the virtue of sharing whatever little they possess. Alberto and Ernesto learn to care about others and through that, they change their social and economic aspects. The change in mind is evident when Ernesto, under the name Che Guevara, would later go on to become a world-renowned communist revolutionary. He played a vital role in Cuba in 1959 during the communist revolution. Geographical Imagination of Latin America The film reinstated my geographical imagination of Latin America given that some of the regions visited by Alberto and Ernesto have the natural resources I ever imagined. The two adventurers visited Chuquicamata Copper mine that I did not have a clear idea of its Location. It is apparently Chile’s source of wealth. My imagination of the varied terrain in Latin America was proved to be true by Alberto and Ernesto, who travelled through mountainous terrains and lowlands in the region. In conclusion, the film is an incredible drama that hopefully is a lesson to viewers. The experience Alberto and Ernesto go through changes their lives, and more lives may be changed by the film, as it happened to Ernesto; an iconic communist revolutionary.

Kidney Failure Scenarios Essay Example | Topics and Well Written Essays - 250 words

Kidney Failure Scenarios - Essay Example Lack of insulin leads to the high sugar levels in the kidney and therefore, the body tries to balance such high levels of sugar by retaining large amounts of water in the body, hence low output of urine. This causes the kidney disease. Since her case seems to be in the early stages, the best option is to undergo treatment for renal dysfunction (Stein, 2007) A Mr. Hodges kidney is affecting the rest of his body because it is associated with heart failure. The poor circulatory function retains a lot of wastes and other toxins that then affect the other body parts. The heart is what controls all our body parts by supplying it with blood and oxygen. Therefore, other body parts are likely to be affected when one suffers from congestive heart failure. As his renal failure worsens, other symptoms and signs that might occur are high urine levels in blood, nocturnal urination, abnormal heart rhythms, memory problems, difficulties in breathing, and slowed digestive process ((Amgen, 2009). Mr. Hodges kidney disease is being caused by prolonged and uncontrolled hypertension. The best treatment option for Mr. Hodges is a complete kidney transplant (Stein, 2007) since it happens to be either in stage four or five (Fadem, (2008). However, it is difficult to find a donor, besides ensuring the compatibility of the kidney with his

Editi a paper Essay Example | Topics and Well Written Essays - 250 words

Editi a paper - Essay Example there are many jobs that require a bilingual employee. Hence there is a huge demand as well as market for bilingual or multilingual people who can easily be employed in such organizations. A person who speaks two languages or more has more opportunities to find a job easily. There are also many other benefits of being a bilingual. As for my experience as a bilingual, I would say I am so luck for being so. As a bilingual, I have come across various incidences which point towards the significance of knowing more than one language. I have learnt many things from reading and interacting in my second language â€Å"English†. My knowledge in English, as a second language has helped me in my career as well as various other aspects of my life. Before learning a second language, my reading and interacting were limited to my first language â€Å"Arabic". The various interactions I had through reading and writing far exceeded the experience I gained through interaction in my first language – â€Å"Arabic†. When I decided to join the foreign language program, I have not imagined that I would benefit so much  from learning a second language. Prior to enrolling in a foreign language program, my experiences were limited in nature; however my scope was widened post learning the second language. After graduating as an English major, I was presented with endless opportunities to explore however I decided to be an English teacher whereas I can choose another job but I prefer to be a teacher. After enrolling in this Master program, I realized how very important to be the true significance of being a bilingual is and used this opportunity to teach educate bilingual or even multilingual students. The issue of â€Å"Bilingualism† is very important of utmost significance not only for bilinguals but it is also in other equally relevant fields such as important since it is related to

Critique of The Law of Apostasy in Islam Essay Example for Free

Critique of The Law of Apostasy in Islam Essay In 1924 Samuel Zwemer wrote The Law of Apostasy in Islam as a response to several books and articles that claimed there is no punishment in Islam for apostate Muslims. Zwemer quotes Khwajah Kemal-ud-Din who wrote in his book India in the Balance, in Islam there is no penalty for apostasy and Mohammed Alis English translation of The Koran neither here nor anywhere else in the Holy Koran is there even a hint of the infliction of capital or any other punishment on the apostate. Zwemer disputes these claims and tries to prove his contention that there is a long history of punishing apostates throughout the Muslim world (Zwemer 8-9). Zwemer was a missionary for the Christian Dutch Reformed church in the Middle East during the latter part of the nineteenth and early twentieth century. The people he worked with and tried to convert to Christianity were Muslims. Zwemer begins his argument in the chapter Why so Few Moslem Converts by citing numerous cases where Muslims practiced punishment and ostracism against apostate Muslims, that is, Muslims who had converted to Christianity. The incidents described are anecdotal and deal with specific examples where apostate Muslims underwent punishment or discrimination at the hands of practicing Muslims. Assuming, for the sake of argument, Zwemer is correct and such practices occurred, Zwemer still does not disprove either of the statements quoted above. What Zwemer proves is that some Muslims were punished, nothing more. He has not proven the Koran supports such practices. The title of this chapter must give the reader pause; it does not seem to be the title of an intellectual argument, but more like a defense of his and other missionaries efforts while working among Muslims. Apparently he had concluded the reason for his lack of success was due to fear of punishment by other Muslims, not because he was a bad missionary, or because the tenets of Islam were more convincing to people in the region than the principles in Christianity (Zwemer 15-29). In the chapter two The Law of Apostasy Zwemer quotes three passages of the Koran that he claims indicate an official sanctioning of punishment of apostates. Zwemer is unconvincing. The phrase take from them [apostate Muslims] neither patron or help (IV. 90, 91) and alleges that the standard commentary of Baidhawi, whoever that is, means take and kill him wheresoever you find ye find him, like any other infidel (Zwemer 33). It appears Baidhawi has chosen an interpretation that is not justified from the original text. He treats the other passages in a similar fashion, interpreting them to mean apostates should be killed or punished, when a more straightforward interpretation does not imply his conclusion. Zwemer errs in at least two fashions. First he appears to equate evidence that indicates punishment has been administered against apostates indicates the sanction of such actions by the teaching of Islam. This is not the case. Throughout history there are far too many examples where common practices were either directly prohibited by official policies or were not addressed by these policies. This does not indicate official policies authorized such actions. Secondly, Zwemers evidence is largely either anecdotal or demand such contrived interpretations of the Koran as to unconvincing. Consequently The Law of Apostasy in Islam does not prove that punishment for apostate Muslims is a tenant of Islam. Works Cited Zwemer, Samuel M. The Law of Apostasy. London: Marshall Brothers Ltd, n. d.

Cox Enterprises Essay -- GCSE Business Marketing Coursework

Cox Enterprises Media Corporations in the Global Marketplace Cox Enterprises, Inc. (CEI) is an Atlanta-based media conglomerate that has ties into nearly all media forms today. Since the founding of Cox Enterprises by James M. Cox in 1898, CEI has been established as a media staple through newspapers, radio, television, cable, telephone, and Internet communications . As of 2000, Cox Enterprises was ranked seventh in AdAge’s â€Å"100 Leading Media Companies† . Cox Enterprises is listed on the New York Stock Exchange and is currently being led by Chairman and Chief Executive Officer James C. Kennedy, the grandson of James M. Cox. Cox Enterprises ,Inc. is the parent company for Cox Communications, Inc., Cox Interactive Media, Inc., Cox Newspapers, Inc., Cox Radio, Inc., Cox Television, and Manheim Auctions, Inc . Since James Kennedy became the CEO for Cox Enterprises in 1988, revenues have increased from $1.8 billion to more than $7.8 billion in 2000 . The public trading of both Cox Communications and Cox Radio since the company takeover by Kennedy has resulted in a respectable market capitalization of $27 billion and $2.4 billion. The establishment of Cox Enterprises began in 1898 when James M. Cox purchased the Dayton Evening News in Ohio . Prior to the success of Cox’s media career, he ran and lost against Warren G. Harding in the 1920 Presidential election. Upon losing the election, Cox decided to return to Ohio and focus on his media business. In 1934, he...

Implications For Classroom Teachers Education Essay

Learning is the â€Å" procedure that consequences in a comparatively abiding alteration in a individual or individuals † ( Alexander et al, 2009: 186 ) . Harmonizing to Winn, 1990, larning is a dynamic procedure whereby the pupils ‘ cognition and accomplishments are different when compared before to after larning. Since ‘teaching ‘ is the publicity of acquisition, our cognition of acquisition and the corresponding theories in how we learn should inform our instruction ( Muijs, 2007 ) . Understanding how cognition is developed can let instructors to determine the methodological bringing of their capable content to fit the theoretical models underpinning how cognition is enhanced. Attending to the manner pupils learn can be used to foster effectual instruction patterns, leting instructors to better their pattern, and finally enhacne the quality of the scholars ‘ experience ( Macleod & A ; Golby, 2003 ) . A figure of educational research workers, including Vytsgosy 1986, Piaget, 1976, Skinner 1974 ; Bandura 1986 amongst others, offer larning paradigms to explicate how persons learn. For the intents of this assignment the extremes of this larning theory spectrum, which are represented by the Behaviourist and Constructivist theories of acquisition, will be discussed. Inevitably, larning and learning airss a interactive relationship, reenforcing the demand for instructors to learn with an attack that reflects how pupils of course learn ( Muijs, 2007 ) , and later see the deductions of the learning theories on their schoolroom pattern. The behavioristic theory of larning Learning, harmonizing to behaviorists ( Skinner 1974 ; Bandura 1986 ) , is defined as the acquisition of new behavior. The focal point of behaviorism is the conditioning of discernible human behavior and revolves around the chief construct that a reaction is made in response to a specific stimulation ( Prittard, 2009 ) . This reaction leads to a effect. If the effect is pleasant and positive, the behavior alteration becomes strengthened via positive support. With consistent support, the behavior form becomes conditioned and is automatically activated upon stimuli presentation. Physiologically, behavioristic theories propose that acquisition is achieved through support of a peculiar nervous tract, which links the stimulations and response in the encephalon. This perennial activation and support finally strengthens the nervous tracts and connexions between the stimulation and specific responses, ensuing in a faster, smoother execution of certain responses ( Pritchard, 2009 ) . Behaviorists identify this signifier of larning as ‘conditioning ‘ , where with consistent support the behavior form becomes conditioned. Classical conditioning involves the support of a natural physiological reaction or behavior which occur of course as a response to a specific stimulation. In contrast, ‘operant conditioning ‘ involves reenforcing behavior by praising it, or detering unwanted behavior with penalty ( Prittard, 2009 ) . Constructivist advocators, including Vygotsky 1986 and Piaget ( 1970 ; 1976 ) amongst others, began to knock the behaviorist attack, as it was seen excessively teacher centred and directed, nothingness of meaningful acquisition and the instructor procedure was focused excessively much on single instead than collaborative group work. In add-on, the constructivist theoreticians challenged the behaviorist proposed separation between mental processing and cognition, which had to be bridged by the function of a instructor ( Prittard, 2009 ) . The Constructivist Theory The constructivist motion was formed on Piaget ‘s ( 1976 ) and Vygotsky ( 1986 ) work who viewed acquisition as the consequence of mental building, whereby scholars combined their bing cognition with new information, to build significance and formulated their apprehension ( Cholewinski, 2009 ) . The constructivist theory proposes that larning is an active, contextual procedure, a societal activity, centred on building significance and see the scholar as a responsible agent in their cognition acquisition ( Loyens 2007 ; Cholewinski 2009 ) . In constructivist acquisition, persons use world-based experiences in an attempt to do sense of what they perceive and set up their apprehension of their milieus ( Harris, 1994 ) . Since constructivism involves scholars to interact with their immediate acquisition environment, acquisition has been considered to be situation-specific and context-bound activity ( McInerney and McInerney, 2002 ) . Constructivism is an umbrella term to embrace the broad scope of constructivist positions, which can be separated into two subdivisions ; cognitive constructivism ( Piaget, 1976 ) and societal constructivism ( Vygotsky, 1986 ) . Both sub-types believe that cognition is actively constructed by persons ( Birenbaum 2003 ) , nevertheless through the usage of different mediums ; either through a series of internal, rational phases ( cognitive constructivism ) , or by societal interaction ( societal constructivism ) . The legion positions on constructivism within these two sub-types could be basically grouped around a rooted premise about larning. That is, cognition is actively constructed by the scholar ( Birenbaum 2003 ; Harris and Alexander 1998 ) . Jean piagets ‘ ( 2001 ) ‘developmental phase ‘ theory, which represents cognitive constructivism, presents four age-referenced development phases which provide a theory of gradual cognitive development up to the age of 11 old ages old. The phases refer to an expressed age scope and characterize the cognitive abilities necessary at each phase to build significance of one ‘s environment. Social constructivism emphasises the function of linguistic communication in the procedure of rational development. Vygotsky considered duologue, normally with a more knowing other, as a vehicle by which constructs are considered, shared and developed. The duologue, which is based on scholars ‘ pre bing and current cognition ( scheme ) , is so exploited to develop and build new thoughts and understanding. Vygotsky advocates that the procedure of larning involves traveling into and across a zone of proximal development, which is aided by the intercession of another through support. The zone of proximal development is a theoretical infinite of understanding which is merely above the degree of an person ‘s current apprehension. The procedure of giving support to scholars at the appropriate clip and degree of edification to run into the single demands is termed scaffolding. Scaffolding can let the motion from one zone to another and aids in the passing through the zone of pro ximal development. From reexamining the literature, educational research workers which employ these constructivist rules select facets from both strands of this larning theory ( Biggs, 1979 ) , and use constructivist theories as a generalized term. Therefore, for the intent of this assignment, the term constructivism will reflect a coaction of both societal and cognitive strands ; nevertheless specific subdivisions and the deductions of these strands are highlighted where necessary. Critique of larning theories and associated deductions upon schoolroom pattern A reappraisal of the literature suggests that behavioristic acquisition does non offer pupils the opportunity to develop deep significance and apprehension ( Entwistle & A ; Smith, 2002 ) , but alternatively has a inclination to advance superficial acquisition of accomplishments ( Fosnot, 1996 ) . Making a ‘correct ‘ response and retrieving content does non needfully connote understanding, and accordingly the existent apprehension achieved through behavioral attacks is challenged. Marton et Al, ( 1997 ) and Entwistle and Smith ( 2002 ) conclude that the usage of rote memorization represents a learning attack to a surface degree of apprehension, whilst set uping links with current cognition, as encouraged by constructivists, reflects an attack for a deeper degree of understanding. This suggests that academic and capable cognition acquisition, based on the behavioristic theory, may non be academically supported. Furthermore, from a constructivist position, the rule of larning utilizing anterior experience is besides good in advancing a deeper and richer apprehension ( Pressley, Harris & A ; Marks, 1992 ) . Demerici 2009 advises that information which is connected to a scholar ‘s anterior experiences is more likely to be retained, explicating higher keeping rates when a constructivist attack is adopted. ( Demirici and Yavuz, 2009 ) . Research suggests that larning through such constructive mediums, like treatment, engagement and pattern, are academically successful and associated with acquisition additions and cognition keeping ( Demirci & A ; Yavuz, 2009 ) . Dericimi besides reported a important difference in post-test classs and keeping acquisition trials classs, with the constructivist attack being more efficient than the conventional, behavioristic attack. Cumulatively, the research suggests that constructivist attacks lead to a richer and deeper apprehension. It is hence plausible to propose that the quality and deepness of understanding associated to a constructivist learning attack is more likely to transcend that of the behaviorist attack. However, as Entwhistle and Smith ( 2002 ) identify, the association between memorization and surface attack acquisition may be weak. Kember, ( 1996 ) and Watkins and Biggs ( 1996 ) reported that memorization can be used to larn unfamiliar nomenclature, as the first phase to set uping understanding. This construct, where memorization is portion of meaningful acquisition, is defined as memorizing with apprehension ( Marton, Watkins, & A ; Tang, 1997 ; Meyer, 2000 ) and has been conducted by pupils as a successful alteration tool ( Entwistle & A ; Entwistle, 2001 ) . Controversially, Fox ( 2001 ) suggests that the constructivist theory may connote that retrieving is non of import, and that acquisition is entirely centred on understanding constructs. However, neither of these are true, and being able to retrieve cognition is an of import requirement of larning. In add-on, Biggs, ( 1998 ) and Jin and Cortazzi, ( 1998 ) have reported that constructivist learning attacks do n't systematically vouch learning effectiveness. Alternatively, traditional, more behavioristic attacks to larning in big categories has proven to be successful internationally, such as in China. Fox, 2001, argues that constructivism neglects the function of memorization and mechanical acquisition techniques Arguably, due to the variable nature of intending which is uncontrollably constructed by pupils, in some instances, rote larning and memorization may be more utile when learning factual constructs and where lucidity in apprehension is required. Rote acquisition may be used to assist pupils get by better with some facets of work that they find hard. In add-on, Smith ( 2001, 2002 ) affirms that rote acquisition can lend to understanding. However, instructors must see that rote acquisition is non an attack to develop understanding and hence where possible, should be followed by efforts to promote and advance apprehension. For illustration instructors could see prosecuting with the topic content and arousing treatment of the content in an attempt to promote more meaningful apprehension. Group work may play a really of import function in reenforcing capable cognition and worki ng together and join forcesing with equals could be a utile instruction and larning tool. Ultimately, it appears that behavioristic acquisition attacks can be good for peculiar undertakings such as set uping schoolroom behavior ( Prittard, 2009 ) . For illustration, Muijs & A ; Reynolds ( 2003 ) study that standard school and schoolroom modus operandis and outlooks for behavior can be successfully learnt through behavioristic attacks. Therefore, instructors need to see whether the acquisition is academic or behavioral before learning the category. In the instance of behavior direction, a scheme to hush the category, such as elevation of the manus, or numbering down from three could be efficaciously used. In this instance, the stimulation, such as the instructor raising their manus or naming out the figure three, must be to the full explained to the category. In add-on, the stimulations must be to the full seeable and hearable to the pupils, which is possible with a clearly risen manus or an self-asserting voice. The response desired, such as a pupil elevation of the manus and silence, must be to the full understood by pupils. It is of import that the stimulus-response happening is repeated by the instructor and used on a regular basis. The same scheme should be employed every clip the instructor wants to hush the category, set uping consistence of stimulations and behavioral response. This perennial activation strengthens the tracts, affording for a drum sander and faster execution of the response. Students should be made cognizant of the negative and positive effects if they do non react to the stimulation as desired and the effects need to be kept consistent. Therefore, consistence of behaviour direction schemes is important and schoolroom pattern must adhere to the same strategise as the same stimulation is presented for a specific response. Behaviourism relies on support which is employed to condition the behavior, and hence is basically the tool which brings about larning. Therefore wagess and penalties for behavior must play a important function and actively administered within schoolroom pattern. Behaviourism may therefore stimulate and promote more usage of positive support which has been a good recognized effectual schoolroom pattern ( Elliott and Busse, 1991 ) . However instructors must see that honoring kids who are already extremely motivated may non be as effectual, and may really take to a loss of involvement ( Prittard, 2009 ) Rewards and congratulations have been shown to heighten motive, and serve as an effectual behavior direction tool, nevertheless, praising pupils may non come of course to instructors. Behavioristic attacks to larning look to be more favorable to certain persons, and instructors need to see the students concerned and whether this attack to larning suits their acquisition manners, demands and ability. For illustration, Prittard ( 2009 ) studies that behavioristic methods are more advantageous for those students who display dying inclinations and low motive. In contrast, those of higher academic ability perceive simplistic drill and pattern unsatisfying and dull ( Prittard 2009 ) . In add-on, some pupils demand understanding, yet adhering to behavioristic acquisition attacks does non suit this demand. In other state of affairss, the constructs of larning without understanding can fuel defeat, lead to misconceptions and bring forth a hard acquisition environment ( Prittard 2009 ) Another of import consideration is that behaviorist attacks do n't take history of mental cognitive processing involved in larning. In contrast, constructivism accents that the scholars must develop their apprehension for themselves and constructivist research workers ‘ advocator that mental activity is the lifeblood of acquisition and the extent of what is learnt ( Jonassen & A ; Rohrer-Murphy, 1999 ) . However, the constructivist theory may connote that all single differences in larning come down to the effects of each scholar ‘s history of acquisition ( Loyens, 2008 ) . Furthermore, although we do larn by geting cognition from our environments through interacting with the external universe, Fox high spots that the environment besides acts upon scholars. That is, we act and respond, and acquisition can be achieved from both experiences. However, constructivism appears to neglect to admit adaptative natural responses as reactive signifiers of acquisition ( Fox, 2001 ) and the function of endowment in cognitive development. Furthermore, Fox ( 2001 ) and Bredo, ( 2000 ) argue that constructivism discounts the function of innate, motivational and familial factors in cognition building, which have been proven to play a function in cognitive development and acquisition ( Carey & A ; Spelke, 1994 ) . Teachers hence can non presume that the merchandises of larning are entirely the instructors ‘ attempt and thought ; alternatively acquisition is externally and internally influenced. Importantly, instructors need to supply activities which engage and challenge scholars. This demands a board array of work which is differentiated to the scholars ‘ intellect.. Teachers need to offer range of activities where the accustomed attempt and activity falls on the scholars ‘ duty. Differentiation is a critical deduction in the schoolroom to guarantee that all students have to use mental attempt and take an active function in their ain acquisition. Such chances would afford scholar battle and optimize the possibility of effectual enduring larning taking topographic point ( Prittard, 2009 ) . Personalisation is besides important to guarantee all scholars, despite familial and innate differences which may impact their acquisition are accounted for. If a student is set undertakin gs which do non necessitate idea or challenge, larning constructively will neglect. Piaget ‘s phase developmental theory offers counsel covering the degree of complexness that may be expected in a kid ‘s thought procedures at approximative phases in their development. Jean piagets Theory may steer a instructor ‘s distinction as to the ability of students, and the needed staging and support in order to ease the motion between zones of cognitive development. Whilst Piaget ‘s developmental phase theory influences chiefly primary school instruction patterns, given the ages this theory is related to, the grasp and consciousness that cognitive ability develops with age is of import to see when learning all ages. The exactitude of the Piaget ( 2001 ) phase of development has been criticised since in it ill-defined and assumptive to presume kids will go through through the phases at specific ages, nevertheless, as a developmental procedure ; this theory is utile in learning patterns Another deduction for instructors is the oppugning they employ within the schoolroom. To let students to build their ain cognition and apprehension, inquiries need to be higher order and exploratory Moursund ( 2003 ) , in conformity with Blooms Taxonomy ( 1956 ) , to include bid words such as ‘evaluate ‘ and synthesise ‘ . Furthermore, inquiries need to be open-ended and let students to develop their personal apprehension though replying the inquiries, instead than simple closed inquiries, where the replies are already pre-determined. Students need to be given the chance to bit by bit larn procedures and build their ain replies. Teachers can advance this utilizing inquiries which encourage pupils to bit by bit build their apprehension, such as evaluate, synthesise and analytical inquiries. Another booby trap of the constructivist theory is that it assumes pupils actively seek resources and experiences, and hence pupils understanding is dependent and anchored by their experiences and preexistent cognition. In add-on, it is assumed that scholars utilise the construed informations to actively build their cognition ( Renkl, 1999 ) . Therefore, this attack to larning relies on pupils meeting experiences and using these experiences to their preexistent cognition to develop their apprehension. However, such experiences and world-based interactions may non be executable or available to pupils due to their lifestyle fortunes. Consequently, instructors need to be cognizant that understanding and significance is limited to the single experiences of the pupils. In conformity with this premise, the constructivist theory can explicate why students ‘ constructs and intending do vary between each other ( Taber, 2000 ) . In add-on, if the building of cognition is the activity of the scholar, so the scholar can merely understand what they have constructed ( Duffy & A ; Cunningham ) . Therefore, constructivism may be seen as subjective and comparative ( Duffy and Cunningham, 1996 ) . This may take to taging standards disagreements, confusion and incompatibility, and pupil misconceptions, which do non fit world. In add-on, Duffy and Cunningham propose that if the buildings and significances are different amongst pupils, the small shared apprehension may dispute the easiness of communicating between scholars and the category. This may endanger the effectivity of category treatments and societal interactions as a tool to heighten acquisition. Similarly, as building is activity on portion of the scholar ( Bruner 1966, 1971 ) , what is constructed can non be controlled by the instructor. Alternatively the scholar has autonomy and self-regulates what apprehension is established. Therefore the pupils constructed understanding may non parallel with other pupils, with world or with the instructors building and apprehension, ensuing in multiple apprehensions ( Choleweskni, 2009 ) . Consequently, instructors must non presume that the building and apprehension of a construct is cosmopolitan between all pupils. Alternatively instructors must actively entree and see the alternate perceptual experiences and apprehension of the scholars, therefore why a transmittal learning attack is bootless. On the other manus, instructors come into the schoolroom with their ain building and constructs of capable content, and harmonizing to Patrick ( 1988 ) , are non ‘neutral ‘ . Therefore, a instructor ‘s apprehension can color the pupils understanding, and together, Patrick ( 1998 ) and Marton and Booth ( 1997 ) suggested that some instructors ‘moulded ‘ the pupils ‘ building of a construct to aline with their construct reading. Einsworth and Collins ( 2002 ) conclude that the signifier of understanding impressed onto pupils is mostly dependent on the instructor ‘s personal reading of the topic content. Therefore, although the constructivist theory assumes that the building of apprehension is the merchandise of the scholar ‘s reading entirely, the constructivist theory does non account for the interplay between instructors ‘ and scholars ‘ comprehension. To suit these pre-requisites of acquisition, the person ‘s cognition needs to be continually assessed. As a regular schoolroom pattern, formative appraisal could be used as a regular attack to measure bing and new apprehension, before traveling to the following lesson. Formative appraisal is a regular, informal manner of appraisal, leting instructors to supervise pupils ‘ advancement, gain an grasp of what has been learnt and accommodate their instruction patterns to optimize farther acquisition ( Black and Wiliam, 1998 ) . Consequently, given that acquisition is an active and germinating procedures, formative appraisal can be used by instructors to measure, proctor, challenge ill-defined positions and adapt schoolroom patterns to suit the constructivist rules of larning. Therefore, it is sensible to believe that constructivist attacks to larning favor the usage of formative appraisal and may motivate its usage in the schoolrooms, which Atkin et Al, ( 2001 ) studies as be ing really valuable. Since formative appraisal entirely is associated with acquisition additions, ( Black and Wiliam 1998 ) , larning is positively influenced indirectly via following learning schemes which are aligned to larning constructively. Formative appraisal may be undertaken through inquiring, instructor and pupil treatment, equal and self appraisal and interaction with equals. Formative appraisal will besides place students ‘ single acquisition demands, back uping instructors conduct in distinction to guarantee students are traveling frontward, across their ZPD and optimize acquisition additions. However, with behaviorism, the chances for feedback are confined to merely whether the response desired is right or non. There is small range for acquisition, or how to better in order to run into the desired response. Therefore, under behaviorist attacks, feedback can non be used for larning intents, therefore chances for appraisal for acquisition, which have shown to heighten acquisition, may non be fruitful. Consequently, limited feedback combined with the nonsubjective results of behaviorist attacks mean that single pupil demands are non needfully portion of the expression when sing learning schemes and capable content. The demand to see single demands is undeniable, hence such restraints of feedback extent presents a battalion of jobs to the instruction and acquisition of pupils. Importantly, to assist progressive acquisition and avoid developing misconceptions, instructors need to supply a clear focal point and ends, with expressed larning aims ( Clarke, 2001 ) , which are rooted within students ‘ bing cognition. The clear aims allow pupils to build their thoughts utilizing current cognition and understand the overarching way and patterned advance of their acquisition. Triping anterior cognition is of import to arouse pre-knowledge, leting instructors to decode the pupils ‘ current degrees of apprehension. Teachers need to foreground the links between pupils ‘ bing cognition and the new capable cognition, to assist the scholar signifier Bridgess and ease their mental building and cognitive procedures ( REF ) . By organizing these links, pupils can trip and remember their preexistent cognition, and utilize this foundation to construct and incorporate new constructs. Teachers should promote pupils to associate new cognition to current cognition and external experiences, leting the new capable content to go embedded within the bing cognition constructions, lending to or amending to the pupils schema. Since larning constructively is based on the add-on of new content to current cognition, the scholar must hold sufficient degrees of understanding before new content can be used to build more complex significance and advancement. Teachers and pedagogues need to recognize and appreciate that new content can non be built up until the foundations, such as current cognition, is secured. Therefore constructive teaching methods include regular formative appraisal to guarantee pupils understanding. When building new constructs and developing understanding, reexamining and reflecting on what has already been learnt besides helps to set up and unafraid pupils ‘ old cognition. In add-on, by inquiring what pupils understand before shiping on a new construct would assist pupils organize links between new and old cognition ( Fulton ) . This reviewing could be done as a starting motor, but besides plays a function at the terminal of the lesson, organizing a plenary. Teachers should see, incorporate and program for good managed plenary to consolidate cognition. Time to reflect upon what has been undertaken, the procedures and the content gives the chance for internalization and for a deeper degree of understanding to be developed. Similarly, larning is most effectual when scholars become engaged, which means that instructors need to follow an active attack to acquisition and affect prosecuting undertakings to advance acquisition in the schoolroom. Learning utilizing reliable undertakings, which allow students to associate to their ain experience inside and outside the schoolroom ( Selinger, 2001 ) increases the chance of battle with the undertaking and supports findings that larning in a familiar context is most effectual. Authentic undertakings are likely to keep the attending and involvement of kids, and lead to a deeper degree of battle than with non-authentic or less reliable undertakings ( Fulton ) . Favorably, the constructivist rules match those basicss associated with effectual contextual acquisition. Evidence suggests that larning occurs in ‘real-life ‘ contexts and acquisition is really linked to a context, as deduced by Macleod and Goldby 2003. Children working with new thoughts in a familiar content are more likely to prosecute with the thoughts, than if the same thoughts were present in an foreigner context. Therefore instructors should endeavor to include more reliable undertakings and put acquisition constructs which are aligned with pupils ‘ familiar contexts. If a acquisition activity falls beyond the cultural apprehension of the acquisition, so larning is likely to be less successful than if it had been situated in a more familiar scene. .Meaningful contexts for larning are really of import ; nevertheless, what is meaningful for a instructor is non needfully meaningful for the pupil. The association between the construct of larning being situated and the demand for reliable acquisition undertakings is grounds ( McFarlane, 1997 ) . However, the recommended attack to state of affairs larning in meaningful contexts ( e.g. Lave & A ; Wenger, 1991 ) has been argued against. Walkerdine, 1988, for illustration argued that if school acquisition became located entirely within the lived universe of day-to-day experiences, the chances for abstract logical thinking and brooding activity, which are all components of constructivism, would go limited and sacrificed, whilst restricting pupils to their local environment. An active acquisition attack can be achieved by promoting pupils to research constructs and thoughts, and to follow their inherent aptitudes ( Wray and Lewis, 1997 ) . Given that geographic expedition can advance consecutive development of thoughts, it is likely to help in the building of new cognition ; the roots to constructivism. Classroom pattern could be based on a discovery-based attack ( Huitt, 2004 ) ; , where pupils can happen replies out for themselves, reply their ain inquiries through experimenting with new thoughts and discourse their beliefs and believing forms with their equals. Importantly, prosecuting with each other reflects societal interactions, which can be a vehicle to develop understanding utilizing societal interaction. Unlike behaviorist attacks where the instructor is the primary resources of cognition and is influenced by their involvements and position ; knowledge building offers the chance of larning to go dynamic and varied ( Sudizna, 1997 ) . The usage of resources promotes more synergistic acquisition and involvement, which are both shown to positively act upon acquisition. Supported by Winn ( 1990 ) , pupil cognition is dynamic and alterations, that is knowledge and accomplishments are different before larning to after direction and Behaviourist attacks have been criticised for non turn toing this dynamic nature of larning. In add-on, behaviorism theory does non appreciate that pupils come into schoolrooms with anterior cognition. Conversely, the constructivist theory acknowledges that pre-existing cognition is needed of larning and that pupils enter schoolrooms with pre-conceptions, cognition and beliefs which they deploy in building new apprehension. ( Jones, Carter, & A ; Rua, 1999 ) As already discussed, scaffolding is important for the scholar to go through through their zone of proximal development, and can be undertaken by the instructor. Scaffolding can be practiced in the schoolroom in many ways, and instructors need to appreciate that this is cardinal to the educational patterned advance of pupils and how this may be achieved. Support stuffs need to be widely available, such as a authorship frame to back up a peculiar manner of prose, or a list of words to assist in the procedure of finishing an exercising, designed to help understanding The proviso of practical setup, particularly in scientific discipline, may assist to explicate the solution to a job and is an piquant attack. Students can grounds world and attach a sense of position and world to their acquisition. Given the explorative nature of constructivism, schoolroom pattern demands to be supportive and bring forth an environment where the pupil feels safe to inquire for aid and comfy in nearing the instructor. The instructor must be cognizant of the different supportive demands of the category, and meet these through distinction and leting clip for category treatment, misconceptions and any deficiency of understanding. To assist the instructor identify those who need more support than others, formative appraisal can be incorporated to foreground the pupils ‘ single demands that need to be addressed. Ultimately, this will let undertakings to be designed and geared towards the person ‘s learning ability. Unlike, behaviorism theories, constructivist theory appreciates the of import function societal interaction dramas and recognises the importance of societal interaction in acquisition ( Phillips, 1995 ) . Leting for societal interaction chances, such as collaborative group work and utilizing linguistic communication to build thoughts in groups are encouraged and harmonizing to Jones and Brader-anjerie, ( 2002 ) is regular pattern in schoolrooms. Dialogue is proposed to represent a important constituent of the constructivism paradigm ( Greeno et al. 1996 ; Steffe and Gale 1995 ; Loyens, 2008 ) . Discussion and concerted work is cardinal and can be used through augmenting, debating, discoursing constructs, teacher oppugning and students ‘ presenting. Teachers should promote pupils to work collaboratively, in braces or little groups, and let them to assist each other and build their ain significance in their ain words of a construct. A saber saw learning attack could be successfully adopted where ‘expert ‘ pupils facilitate the apprehension of other pupils who may be fighting themselves ( Moudens, 2003 ) . Dialogue with others allows extra and alternate positions to be taken into history when developing personal decisions. Different cognition, points of position and apprehension can be given and considered before traveling on. Teachers should listen to pupils, and utilize their words for explicating constructs and pull on other sentiments of category members. Becoming a constructivist instructor may show a ambitious transmutation. Principally, behavioristic instruction methods appear to be organised and nonsubjective, whilst constructivists learning attacks may look to be unstructured and subjective. Eggen and Kauchek ( 1994 ) reinforced that despite it may look constructivist learning demands less from the instructors due to the discursive and steering function they fulfil, as opposed to a talking ‘dispenser ‘ , the instructor ‘s function really becomes even more important in student-centred acquisition. Teachers need to pass on content in a constructive attack and promote geographic expedition and battle within students, but besides anticipate and manage a wide arrange of pupil responses, misinterpretations and troubles with new capable cognition. However, paradoxically harmonizing to Brooks and Brooks, ( 1993 ) developing instructors to deploy this constructivist attack in the schoolroom is seemingly light, and most p reparation prepares instructors to present capable content in the diehard, behavioral mode. Therefore instructors need to appreciate the troubles they may confront in defying the more natural and erudite conventional attacks to instruction, and promote a more student-directed and discovery bringing manner within the schoolroom. In add-on, the greater experiences they can derive in constructive acquisition environments, and the opportunity to witness the benefits of using constructive schemes, may advance and ease the passages to more constructive schoolroom pattern. Decision Constructivism appears to be the most favoured ( Mayer, 1992 ; Sudzina, 1997 ) and trusty history of modern acquisition ( Fosnot, 1996 ; Woolfolk, 1995 ) . Despite Brook and Brooks ( 1993 ) studies, from reexamining the literature, it appears there is a outstanding thrust for the displacement from the instructor as a lector to a facilaitor. That is, learning is promoted to go more student-led and enquiry-based. Teaching is supported to be far more synergistic, with capable content being more incorporate with world-life experiences and affect pupil collaborative work, explorative and problem-solving undertakings. Furthermore, support for this comes from Ofsted which appears to propose instruction in schools is†¦ †¦ †¦ †¦ . However, as discussed, constructivism larning theory does hold its defects and it is of import to admit these unfavorable judgments ( Fox, 2001 ; Phillips, 1995 ) . However, Mathews and Lui ( 2005 ) high spot, it is of import to appreciate that uniting the overplus of constructivist discrepancies is questionable, and hence generalizations may keep less significance. Renkl and Atkinson 2007 proposes that constructivism and behaviorism are n't necessary self-contradictory theories argues. Renkl ‘s research amongst others ( Baeten et al. 2008 ; Berthold et Al. 2007 ) have offered grounds which demonstrates that meaningful acquisition in ‘traditional ‘ acquisition environments is besides a constructive act. Fardanesh ( 2002 ) suggests that there is a preferment in using different acquisition and learning attacks with different students. That is, where behavioral attacks can be used for the simple, lower ability scholars, constructivist attacks are most good for progress scholars and experts. In add-on, some schoolroom pattern may underpin a mix of both larning theories, for illustration, mutual instruction ( e.g. , Palinscar & A ; Brown, 1984 ) is frequently cited as a constructivist learning scheme, yet it is really much instructor led, which adopts a more behavioristic attack. Therefore, schoolroom pattern could see utilizing a scope of different learning attacks in alliance with the favorable larning theory of the pupils. Therefore, it is overriding that instructors consider the scholars ability, demands and larning demands to assist determine their bringing attack and instruction manners. These accomplishments and considerations reflect the instructors need to distinguish skillfully and personalize the acquisition content to the larning demands of the category. As a concluding idea for consideration, the constructivist theory evolved to integrate mental procedures within acquisition, yet some research workers argue that this has non been achieved. For illustration, Liu and Matthews 2005 argue that constructivism continues to stand for a separation between mental procedure and the external universe. Saint matthews and Lieu advocate that constructivists and behaviorists despite their conflicting theories, are really likewise rooted in a dualist doctrine of internal procedures and the external universe. 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SIWES Project in Computer Science Essay

1.1 Overview of SIWES SIWES refers to the employment of students nearing under-graduation in firms or organizations, which operate on activities related to the respective student’s major subjects. The course, CSC 3299 as offered in Ajayi Crowther University is a compulsory subject offered by every computer science student in the 2nd semester of the third academic year with the objective of enabling students to come into contact with real life applications regarding the knowledge and skills gained in both theoretical and practical courses of the university. The core courses of Computer Science offered by ACU are both theory and laboratory practical -based and aid in providing a theoretical concept or ‘base’ to the students so that they are equipped with sufficient knowledge for joining the work force after completion of under-graduation. SIWES on the other hand helps the students familiarize themselves with the experience of being employed in their field and effectively learning and applying the knowledge required by carrying out their activities in the offices and fields. 1.2 Objectives of SIWES The general objectives if SIWES are outlined as follows: Helping students break free from the theoretical world of ****books and class courses and leap into the real world of applications of knowledge. Enabling the students to effectively interact in a work environment within a hierarchy of employees. The efficiency in working in groups and under higher authorities is tested during this course. Helping students to express dependability, initiative, resourcefulness and professionalism in the tasks they are assigned. To evaluate the person’s ability to communicate and operate under pressure, if required. To help students enhance their creativity and efficiency in dealing with projects related to their field of study. To enable students to pick up skills from the experience and projects of other employees to apply in their own tasks. To enable the student realize their relative strength in a field with many practical applications and help students come out with final year projects that model real life industry challenges. 2.0 Origin of the Report This report has been prepared as a requirement of the internship program. The report was based upon the ICT department of the organization Nigerian civil aviation authority (NCAA). 2.1 ORGANISATION BRIEFS AND STRUCTURE OF NCAA Brief : Nigerian Civil Aviation Authority is the regulatory body for aviation in Nigeria. It became autonomous with the passing into law of the Civil Aviation Act 2006 by the National Assembly and assent of the President, Federal Republic of Nigeria. The Act not only empowers the Authority to regulate Aviation Safety without political interference, but also to carry out Oversight functions of Airports, Airspace, Meteorological Services, etc as well as economic regulations of the industry. Nigeria has just successfully passed through the ICAO Security follow-up Audit of May 2006 and the ICAO Universal Safety Oversight Audit in November 2006. Nigeria is now preparing for the American FAA IASA Category 1 Certification. With over 25 Airports, 30 Airlines, 590 Pilots, 19 Flight Engineers, 258 Air Traffic Controllers(ATC), 677 Aircraft Maintenance Engineers, 1103 Cabin Crew and 4 Aircraft Dispatchers, Nigeria now boasts of improved aviation infrastructural facilities at the Airports, state of the art navigational aids, modern weather forecasting equipment and highly skilled manpower to ensure safety and comfort of the flying public. Airlines have started bringing in brand new aircraft to the industry 737-700 new generation, Regional Jet CRJ 400/900, Dash 8-400Q, Business Jet/Turboprop, Helicopters, B777, Dreamliner B787, Jumbo Jet Boeing 747-400 series as well as brand new Regional Jet Embraer. 3.0 NCAA STRUCTURE Senior Management : Director General: Dr. H.O. Demuren Director of Airworthiness Standards: Engr. P. Ekunwe Director of Licensing: Capt. Adamu M****ia (Acting) Director of Operations and Training: Capt. A. N. Aliyu (Acting) Director of Aerodrome and Airspace Standards: Mr. Lawal Haruna Director of Air Transport Regulation: Ms. I. Sosina Director of Finance and Administration: Mrs. Elemanya Ebilah Director of Consumer Protection: Alh. Abdullahi Adamu Company Secretary/Legal Advisor: Mrs. A.A. Gbem Organizational Chart: 4.0 BRIEFS ON ICT DEPARTMENT 4.1 Our Goal To provide high quality, customer and staff-focused Information and Communication Technology support for efficient and value-added service delivery. 4.2 What We Do Our purpose is to ensure that our structures – such as all communication-based procedures for the NCAA – within and outside – conforms to standard ICT platforms and practices, carefully targeted to meet our goal. 4.3 Objectives †¢ To deploy modern-based ICT facilities that will become catalysts in the innovative processes of effective aviation safety within our air-space †¢ To embark on an on-going process in which to foster better information and communication access for aviation service users †¢ To provide the means by which information and communication knowledge is developed, stored, aggregated, manipulated and diffused within and outside the NCAA and to become the major transformational medium of aviation safety reformation †¢ To technologically support and enable NCAA’s full participation in the global economy 5.0 Responsibilities †¢ Advice on adoption of most efficiently and effective ICT policy †¢ Ascertain proper and smooth operations of computer systems at the headquarters †¢ Draw ICT and ICT-related Budgets †¢ Assess the impact of ICT in economic growth and development †¢ Drawing up specifications to facilitate procurement of appropriate computer hardware and software related features within the organization †¢ Supervise the installation and commissioning of computer network systems †¢ Contact point on all ICT-issues.(i.e. ICT Management) †¢ Represents the organization in all forums on ICT-related issues †¢ Coordinate training of staffs on computer systems in line with E-Government Strategy to build a proper ICT capacity within the organization †¢ Advice the organization on information security in the use of computers and Maintain important information and data backups CHAPTER 2 DESCRIPTION OF WORK DONE During my six months SIWES at NCAA, I worked extensively in the Network and maintenance unit, Where I gained a lot of experience in network environment and system maintenance. 6.1 NETWORK STRUCTURE OF NCAA: 6.2 SUMMARY ON THE NCAA NETWORK NCAA uses a domain to organize the network environment. Domains are groups of PCs on the same network and are a method to isolate communications between the members in the domain and the other data traffic.. Anyone in a domain can communicate with each other and out bound, however PCs not defined in the domain can not communicate with those in the domain. Basically the network starts from when the satellite in space sends radio signals down to the satellite dish receiver (ku-band, ka-band, c-band e.t.c). This satellite dish receiver is connected to the private port of the internet modem then the public port of the modem is connected to the ISA server which acts as the gateway to internet access. The ISA server is connected to a domain controller which controls the domain environment by granting anyone who has a registered account on the domain access to the internet recourse. I.e. anyone who does not have an account or valid log on credentials cannot use the internet. Domain controller can also be used to control the network environment by restricting the rights to chance setting on the workstation so that only administrative rights can alter settings. The ISA server is also connected to an antivirus server which monitors the automatic updates and downloading of update for all workstation in the domain with a specific antivirus used for the network installed on them. The ISA server is also connected to a 24 port switch which is connected to the different switch cabinet in each directorate of office buildings (since it is a 24 port switch it take a maximum of 23 directorates, another switch can be connected to the first switch in case of more buildings). Ever building has a cabinet where LAN (local area network) connections are distributed to different offices. The cabinet comprises of switches and patch panels. The patch panel is a device that is used as a repeater so that signals don’t get loss over a long cable. One of the cables that comes from the main 24 port switch goes to the patch panel then a RJ-45 cable is connected from the patch panel to the switch (mostly a 24-port switch) in the cabinet (in case of two switches  we have two patch panels.). The patch panel then distributes the connection in the office or to other offices in the building as LAN port where workstations can be connected to by the use of RJ-45 cable (workstations can also be connected directly to the switch). As for wireless connection, a wireless router or access point is placed at every passage way in each building. The wireless access point is either connected to one of the switches in the cabinet or the main 24-port switch.

Effective Approaches in Leadership and Management Essay Essays

Effective Approaches in Leadership and Management Essay Essays Effective Approaches in Leadership and Management Essay Essay Effective Approaches in Leadership and Management Essay Essay The nursing deficit and high turnover rate in nursing impacts the economic life of every wellness attention organisation in America. The intent of this paper is to specify and discourse the attacks in leading and direction manners in relation to the nursing deficit and nurse turnover utilizing theories. rules. accomplishments. and functions of the leader versus director and to place this student’s professional doctrine of nursing and personal leading manner. Introduction The Affordable Care Act has changed the landscape of wellness attention bringing in America. Many more patients are seeking wellness attention. Mary Force concludes one of the most serious issues confronting healthcare bringing is the nursing deficit. It is estimated the current deficit of registered nurses will be 340. 000 by the twelvemonth 2020 ( Force. 2005 ) . There is unequal nursing staff to run into the heavy demands of the current patient clime seen in acute attention infirmaries today. Hospitals need reliable. extremely trained nurses. Nursing turnover and deficits mean current nurses seek different employment. resign. transportation or are terminated. Causes of turnover and deficits are an aging RN population and a demographically big aging boomer population. low registrations in nursing schools. increased work load. hapless nurse staffing ratios and high patient sharp-sightedness harmonizing to Ribelin ( 2003 ) . Nurses do non go forth infirmaries ; they leave their directors ( Ribelin. 2003 ) . Lack of good leading by nurse leaders and directors. limited upward mobility. unsatisfactory wage. deficiency of teamwork. hapless communicating. and inflexibleness in work agenda all besides lending factors to high staff turnover. COMPARE AND CONTRAST LEADERS APPROACH It is of import to understand the different function the nurse director and nurse leader drama in order to understand their attack to the staff they have responsible for. particularly in the country of staff keeping. The functions are different yet there is interface between both. The nurse manager’s function is defined by the organisation that gives her or him authorization ( control ) and has subsidiaries ( nurse leader ) to depute undertakings to so that the ends of the organisation are met. They value stableness and concentrate on short-run consequences. Their aims are to complete undertakings. execute clip direction. control productiveness. and maintain necessary equipment. They plan. budget. form. co-ordinate. work out jobs and do determinations. They focus on the organization’s policy and processs. systems. efficiency. and making the work in their assigned country per organisational boundaries. It is small admiration that staff sometimes see themselves as little more than a figure in the eyes of some nurse troughs. The nurse director can turn to the job of turnover by being seeable and present in the unit and be seen by their staff often. They can help with flexible programming and equal staff-patient ratios. They can besides be title-holders for equal reimbursement. benefit programs. and the synchronism of resources that enhance the nursing experience. When coupled with organisational reimbursement for advanced instruction such as completion of baccalaureate and maestro grades. nursing satisfaction is higher and directors are better able to retain their staff. Hunt suggests occupation sharing as a possibility besides ( Hunt. 2009 ) . They can besides acknowledge staff for their services and give items of grasp. Unfortunately nurse directors have small control over the nursing deficit. The U. S. federal authorities must apportion more educational financess to back up nursing plans. There must be more plans available so instructors can be trained and extra seats made available to pupils at universities and community colleges. The nurse leader’s function and activity with the staff is an of import nexus in helpin g the organisation make its ends. They earn the right to take by act uponing people through communicating. consensus. explicating vision. hearing. instruction. inspiring. motivation. making. edifice trust relationships. and empowerment. Effective nurse leading is about teamwork. hearing. mentoring. coaching. and persuasion. Nurse leaders assist staff with the large image. the vision. Nurse leaders look for new ways to work out jobs by being flexible and adaptative. They are first-class at communicating and being involved with their staff. They encourage engagement by the nursing staff in clinical ladders for calling promotion. Their followings value them. They are a positive force through their communicating. sense of intent. and therefore help in staff keeping and turnover. Effective leading is an indispensable constituent in staff keeping ( Kleinman. 2004 ) . PESONNAL LEADERSHIP STYLE The writer’s ain personal and professional doctrine blends good with the function of nurse leader. She has the qualities to be a director but her personal and professional manner revolves around learning. pass oning making vision and squad edifice. To be positive and inspiring is portion of this nurse’s innate character. This nurse has the capacity to be a transformational nurse leader. prima by illustration. animating others of the organisations vision. and to promote others to foster their instruction. This author identifies and promotes shared duty for actions and a democratic procedure in which nurses communicate efficaciously with direction. This nurse leader empowers everyone to work as a squad and accomplish ends. The corporate group so takes ownership if they feel they are heard and valued. They catch the vision. The organization’s vision becomes their vision. Success comes from people working together understanding that together they can all make great things. The issue of turnover and keeping can be addressed by increased satisfaction in the nursing calling. This frequently comes by nurse leaders like myself cognizing the strengths and failings of the staff. handling the staff as persons with great possible to lend to the squad. listening. carrying. promoting. being sensitive to the work load of the staff. demoing empathy for the staff and affecting nurses in the determination devising procedure. This besides involves nurse leaders pass oning clearly with the nurse director. associating the squad together to accomplish ends. Decision Nursing deficits and turnover are ongoing issues. All degrees of Leadership must join forces to turn to the on-going issues of nursing deficits and turnover. Good leading by nurse directors and nurse leaders can cut down the nurse turnover rate but the nursing deficit that is blighting the wellness attention system is impeding the ability of nurses to supply equal attention of their patients. It is a policy affair to be addressed by the highest degrees of authorities. Nurse directors and nurse leaders have differing functions and methods of obtaining aims but both are needed to successfully run into the ends of the wellness attention organisation. MentionsForce M. V. 2005. Relationship Between Effective Nurse directors and Nursing keeping. Force. M. V. ( 2005 ) . The Relationship Between Effective Nurse directors and Nursing keeping. . 35 ( 718 ) . 336-341. D Hunt. S. ( 2009 ) : Nursing Employee turnover: Costss. Causes. A ; Solutions. Retrieved on October 6. 2013 from hypertext transfer protocol: //uexcel. com/resources/articles/NursingTurnover. pdf Kleinman. C. ( 2004 ) . Leadership: A cardinal scheme in staff nurse keeping. Journal of Continuing Education in Nursing. 35 ( 3 ) . 128-132. Retrieved from hypertext transfer protocol: //tools. hhr-rhs. ca/index. php? option=com_mtree A ; task=att_download A ; link_id=5677 A ; cf_id=68 A ; lang=en Ribelin. P. ( 2003 ) . Recruitment A ; keeping study: Retention reflects leading manner. Nursing Management. 34 ( 8 ) . Retrieved from hypertext transfer protocol: //www. nursingcenter. com/lnc/journalarticle? Article_ID=418488

Regulated Power Supply Coursework Example | Topics and Well Written Essays - 3000 words

Regulated Power Supply - Coursework Example So what is a power supply? In the days before complicated ICs and complicated digital electronics, a simple power supply was composed of a transformer and a rectifier circuit. The transformer is where alternating current or AC voltage enters. AC voltage comes from the normal voltage from the electrical outlet at home. It carries with it alternating current and has to be transformed and rectified into direct current (DC) so that it can power up the electrical appliance. It has an input and an output. The output is the desired DC voltage for an electronic circuit which depends whether it is 6 volts or 12 volts or even higher. Since it is the heart and that it supplies the main lifeblood of an electronic system, it is easy to locate, and if one has become acquainted with it, easy to troubleshoot and repair. That is easy said than done, but in any electronic troubleshooting mastery of the block- and schematic diagrams and every detail of the circuitry will ensure a troubleshooting succes s. For electronic technicians and engineers, pinpointing the location of the power supply is as easy as troubleshooting itself. 1.1 Definition of terms 1.1.1 Transformer – A transformer is a devised used to transform voltages or current; the transformation is from higher voltage to smaller voltage (step-down transformer), or from smaller voltage to higher voltage (step-up voltage). Most electronic circuits in appliances and gadgets use step-down transformers. For example, if the power supply in our home is 220 volts or 110 volts, we are going to use a step down-transformer to transformer the higher voltage and current to 6 volts, 9 volts, or 12 volts, as the case maybe. 1.1.2 Alternating Current/Direct current (AC/DC) – The current that enters a transformer is known as alternating current (AC). This is a static current which do not respond to the needed direct current of an electronic circuit. Therefore, the AC current has to be transformed into a DC or direct current. The AC voltage/current comes from the utilities company that supplies our electrical needs at home. First, we have to compare the different types of current and be able to name the parts in it. As mentioned, there are two types of current – the alternating current and the direct current. The alternating current is not regulated – the sine waves are alternating, and this has to be rectified using a diode or diodes, with a capacitor and other filtering components, so that the circuit can produce an output of a DC current. After we have transformed the AC to DC, then we still have to regulate it to match the needed voltage and current that a particular electronic circuit needs. In our high-tech world nowadays, designs have eliminated the transformer and other analog circuits; instead, integrated (IC) circuits have replaced many of the components. 1.1.3 Rectifier Circuit A rectifier is a diode or a circuitry of diodes that transforms alternating current into direct curren t. In a simple rectifier circuit, a diode is coupled with a filter capacitor and load resister to complete the rectification process. This produces a half-wave and does not completely provide full rectification. 1.1.4 Regulator A regulator can be a transistor or an integrated circuit (IC). The purpose of a regulator is to provide a steady DC output. A well-regulated DC is needed in circuits to produce the needed output or purpose of that

Multinational Corporation Assignment Example | Topics and Well Written Essays - 500 words

Multinational Corporation - Assignment Example This refers to an assumption that the structure of a market would influence the conduct/ behavior of a firm. The manner in which an organization conducts itself in a given market will thereafter affect its performance. For example; in market where there is less competition, organizations have few obstacles. This gives them an opportunity to have various options in which they can behave in a market, and an example is increasing the prices of their products. Entry through green field methodology promotes competition between the companies in the market. This increases the quality of the products offered, and lowers their price. This is because a new company enters into the market, and it comes with its own strategies of penetrating the target market (United Nations Conferance on Trade and Development, 147). Entry into a host market through mergers has an effect of limiting completion, and this leads to an increase to the prices of goods the organization offers. This is because a multinational company collaborates with an existing company that offers similar products. This collaboration reduces competition since the organizations are not in conflicting of taking each other’s customers, but on retaining these customers. The control of the market by the host country can take the form of price controls, or requirements that before an entry to a given market, the company under consideration must incorporate local people as part of its ownership or senior management. A multinational cooperation can enter into a host market either through mergers, or green field entry. Green field entry has an effect of increasing competition. This is because there is an increase of the number of firms operating in a given market. Mergers on the other hand limit competition, because of the reduction of the number of firms operating in a given market. The entry of Mars into the UK ice cream market leads to decline of producers and sellers of ice