Computer Science Quiz Questions With Answers - Multiple Choice 1- IC chips used in computers are usually made of 1. Lead 2. Silicon 3. Chromium 4. Gold Answer: Silicon 2- One kilobyte is equal to 1. 1000 bytes 2. 1024 bytes 3. 100 bytes 4. 1023 bytes Answer: 1024 3- Which of the following is not an example of Operating System? 1. Windows 98 2. BSD Unix 3. Microsoft Office XP 4. Red Hat Linux Answer: Microsoft Office XP 4- Which supercomputer is developed by
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Computer Organization & Architecture Lecture #12 Organization and Architecture Computer Architecture Those attributes of the system that are visible to a programmer. Those attributes that have a direct impact on the execution of a program. • • • • Instruction sets Data representation – number of bits used to represent data Input/Output mechanisms Memory addressing techniques Computer Organization The operational units and their interconnections that realize the architectural specifications. Those
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Computer Misuse Act 1990 The computer misuse act of 1990 is a law in the UK that makes certain activities illegal‚ such as hacking into other people’s systems‚ misusing software‚ or helping a person gain access to protected files of someone else’s computer. The main goal of the Act was to discourage this kind of behaviour in the future. The act identifies three specific offences: 1. Unauthorised access to computer material. 2. Unauthorised access to a computer system with intent to break‚ change
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The Evolution Of The Computer Introduction The evolution of electronic computers over a period of time can be traced effectively dividing this period into various generations. Each generation is characterized by a major technological development that fundamentally changed the way computers operated. These helped to develop smaller‚ cheaper‚ powerful‚ efficient and reliable devices. Today‚ life has become indispensable without a computer. You find computerization in almost every sphere and industry
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6. ABC Computer e. Herman Hollerith g. 7. ASCC Computer f. John Eckert f. 8. ENIAC g. Grace Hopper h. Howard Alken i. John Atanasoff 3. Give the acronym of the following words: 1. ENIAC – Electronic Numerical Integrator and Calculator 2. UNIVAC – Universal Automatic Computer 3. ABC – Antasoff-Berry Computer 4. SSI – Small-Scale Integrated Circuits 5. LSI – Large-Scale Integrated Circuits 6. EDVAC – Electronic Discrete Variable Automatic Computer 7. ASCC
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HISTORY OF THE COMPUTER ARTICLE WRITTEN BY: ADEBOWALE ONIFADE ELECTRICAL ELECTRONIC ENGINEERING DEPARTMENT UNIVERSITY OF IBADAN NIGERIA REGION 8 HISTORY OF THE COMPUTER ABSTRACT This paper takes a keen look at the history of computer technology with a view to encouraging computer or electrical electronic engineering students to embrace and learn the history of their profession and its technologies. Reedy (1984) quoted Aldous Huxley thus: “that men do not learn very much from the
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moral principles that govern the behavior of a group or individual. Therefore‚ computer ethics is set of moral principles that regulate the use of computers. Some common issues of computer ethics include intellectual property rights (such as copyrighted electronic content)‚ privacy concerns‚ and how computers affect society. For example‚ while it is easy to duplicate copyrighted electronic (or digital) content‚ computer ethics would suggest that it is wrong to do so without the author ’s approval
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Evolution of Computer A.P.Mohana priyaa Abacus Chinese invented calculating device called ABACUS Ø Also known as “SOROBAN” perform addition and Ø subtraction Wooden rack holding two horizontal wires with beads Ø strung on them. Rules memorized by the user Ø Regular arithmetic problems can be done Ø NAPIER’S DEVICE John Napier a Scottish Mathematician Ø Set of eleven animal bones later it was replaced by Ø rod Number marked on them‚they placed
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Computer Software Engineer Computer software engineers are projected to be one of the fastest growing occupations over the next 10 years. The impact of computers and information technology on our everyday lives has generated a need to design and develop new computer software systems and to incorporate new technologies in a rapidly growing range of applications. Computer software engineers apply the principles and techniques of computer science‚ engineering‚ and mathematical analysis to the design
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5 basic operations performed by computer system Inputting Storing Processing Outputting Controlling The internal structure of a computer looks like above: Input unit: Input unit links the external environment with the computer system. Data and instruction must be entered to the computer before performing any competition. Data or instructions can be entered through input devices eg. Key board‚ or any other input devices. Input unit transferred this data into binary coded in short input unit
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