EINSTEIN COLLEGE OF ENGINEERING Computer Architecture and Organization Lecture Notes-EC53 SUJATHA.K & JASMINE MARY.S TEXTBOOKS: 1. John P. Hayes‚ ‘Computer architecture and Organisation’‚ Tata McGraw-Hill‚ Third edition‚ 1998. 2. V. Carl Hamacher‚ Zvonko G. Varanesic and Safat G. Zaky‚ “ Computer Organisation“‚ V edition‚ McGraw-Hill Inc‚ 1996. Einstein College of Engineering UNIT 1 INTRODUCTION FUNCTIONAL UNITS OF A COMPUTER SYSTEM Digital computer systems consist of three distinct
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ksheetIntroduction to computers Directions: Fill in the blank. 1. Microcomputers‚ different from those giant mainframes and supercomputers‚ are designed for individuals. In fact‚ the microcomputer is often called the PC 2. DESKTOP and LAPTOP computers are the most commonly seen microcomputers. 3. Just like human beings‚ computers communicate through receiving and sending messages. We refer to those message receiving components as INPUT devices and those which send messages as OUTPUT
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Case analysis 1 – Apple Computer 1. What were some of Apple’s biggest successes and failures? The greatest success of Apple Computer would be iPod/iPhone/iTunes/App store. They brought a whole new level of technology into this world. The function and design of these four products became a new trend that everyone must have. They began with iPod/iTunes‚ the design of iPod was revolutionary because it didn’t look like a normal MP3 player‚ Apple designed the internal hard disk into the iPod. Moreover
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Computer keyboard In computing‚ a keyboard is a typewriter-style device‚ which uses an arrangement of buttons or keys‚ to act as mechanical levers or electronic switches. Following the decline of punch cards and paper tape‚ interaction via teleprinter-style keyboards became the main input device for computers. A keyboard typically has characters engraved or printed on the keys and each press of a key typically corresponds to a single written symbol. However‚ to produce some symbols requires pressing
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Computer Graphics When I think of art I think of great artists of the past. Artists that have spent practically all their lives to produce visually stunning pieces of work. Artists such as Michelangelo‚ who spent 15 years of his life to finalize a painting on the ceiling of the St. Peter’s Cathedral. When I think of art‚ I think of the legendary sculptures of the classical era. Artists then envisioned a final work from a block of stone. However‚ It is very difficult for me to consider a person
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Parts of the Computer & Their Functions Computers are assembled from several key components that make the computer functional‚ called hardware. While most computer users are primarily familiar with the monitor‚ keyboard‚ mouse‚ and other peripherals‚ the most important physical parts of a computer exist inside the case. CPU * The central processing unit processes all of the data that is accessed by the machine. In PCs the CPU‚ or microprocessor‚ is a small silicon chip located beneath the
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Computer fraud is the use of information technology to commit fraud. In the United States‚ computer fraud is specifically proscribed by the Computer Fraud and Abuse Act‚ which provides for jail time and fines. 1. Unauthorized access at North Bay Abdulswamad Nino Macapayad‚ a former accounts payable clerk for North Bay Health Care Group‚ admitted to using her computer to access North Bay’s accounting software without authorization‚ and in turn issued various checks payable to herself and others.
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Computer Engineer is involved in various tasks of computing like designing‚ programming related to software and also tasks with respect to hardware. So it is vital that they have proper blend of sound knowledge on both areas. Computer engineers take part in challenging and critical projects and must have the ability to work on a broad range of technologies in diversified critical project areas. For achieving a sound result on the above it is vital that the computer engineers must possess an in-depth
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Computer Ethics is a branch of practical philosophy which deals with how computing professionals should make decisions regarding professional and social conduct.[1] Margaret Anne Pierce‚ a professor in the Department of Mathematics and Computers at Georgia Southern University has categorized the ethical decisions related to computer technology and usage into 3 primary influences: 1. The individual’s own personal code. 2. Any informal code of ethical conduct that exists in the work place. 3. Exposure
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Computer Crimes Alicia Brown Computer Literacy 103 Professor Sally Rogers October 9‚ 2008 Computer Crimes A computer crime would be defined as criminal activity where a computer or network is the source or place of a crime. Computer crimes have become more common in today’s society. In the old days people would rob banks to get a pay out‚ nowadays people are committing crimes through computers. Besides the obvious difference‚ computer crimes have a much larger pay out than the
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