Operating System: An operating system (OS) is a set of software that manages computer hardware resources and provides common services for computer programs. The operating system is a vital component of the system software in a computer system. Application programs require an operating system to function. Types: 1. Real-time A real-time operating system is a multitasking operating system that aims at executing real-time applications. Real-time operating systems often use specialized scheduling
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The computers are essential in all fields and are also used for the sake of entertainment. We are using computers in our home‚ in our daily life to get facilities. But the computers have more negative than positive effects when using a computer everyday. 1. Actually in other words we can say that Computer is a machine that makes everything on the Internet so easily accessible that it is difficult to keep children away from things they are not supposed to know at a certain age. Children especially
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Section 1 Introduction 1.1 COMMUNICATIONS Computer communications is the process of sharing data‚ programs‚ and information between two or more computers. We have discussed numerous applications that depend on communication systems‚ including: • E-mail – Provides a fast‚ efficient alternative to traditional mail by sending and receiving electronic documents. • Instant messaging – Supports direct‚ “live” electronic communication between two or more friends or buddies. • Internet
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COMPUTER CONCEPTS NATIONAL ASSOCIATION FOR THE BLIND NEW DELHI Computer Concepts Hardware & software concepts explained for persons with low or no vision for the students of Intel Technology Training Lab at National Association for the Blind‚ New Delhi Produced and Published by National Association for the Blind Sector-5‚ R.K Puram‚ New Delhi E-mail: nab@vsnl.com First Edition October 2001 Reprint: February 2005 TABLE OF CONTENTS
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What are the effects of the over-use of computer on people’s health In modern society ‚ the computer has become an indispensable tool in people’s lives and work ‚ but it also increasingly becoming a ‘double-edged sword’.When it bring people’s live and work quickly while also quietly endanger people’s health. According to the survey‚ those who over-use the computer feel tired eyes accounted for 83%‚low back pain accounted for 63.9%‚ loss of appetite and headaches accounted for 56.1% and 54.4%‚
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Computer Ethics The growing use of computers and other technology in today ’s generation gives an escalation to the term computer ethics. Ethic is the action of performing in a tolerable manner; according to this concept to computers can aid both the users‚ and organizations support this quality of life. Although computer ethics can govern a person ’s actions‚ many companies will implement a structural computer ethics guide. This advises employees about their responsibilities or expected behavior
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MAIN COMPONENTS OF PERSONAL COMPUTER INTRODUCTION: IN 21st century our life is run without computer. We must need the help of computer every day of our life. Computer are indispensable to wok home‚ management and entertainment in modern life. The project work shows what are the main components to run a computer. Personal computer have lots of components the main components are keyboard‚mouse‚ram‚dvd drive‚ hard disk‚ video card‚ mother board‚ processor‚ disk controller
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Computers in Games and Sports Practically everybody has played sports video games on a computer. It’s fun to pick a team and see how well you can play against a “virtual” rival. However‚ the uses for computers in various games and sports go far beyond video games. If you ask a cricket bowler how he throws a ball‚ he may not be able to tell you. He may say it’s just “instinct.” It’s something that comes naturally to him. The fact is that there are ways to help bowlers become better bowlers
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too dependent on computers? When we talk about computers‚ people often relate computers with modern technologies. Computer is a tool that helps us make things in our life easier. People use computers in business‚ public services‚ educations‚ even entertainment. Our daily activities are more and more based closely on the working of computer. Almost everything we do is affected by modern technology and computers. I would say that I agree that people nowadays depend on computers too much. Firstly
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Classifications of Computers According to the U.S. Census "Forty-four million households‚ or 42 percent‚ had at least one member who used the Internet at home in 2000" (Home Computers 2). Today‚ no doubt‚ even more family members in the United States use computers. Most people are aware of the desktop computers which can be found in the home and in the workplace. What are the different types of computers and what are their purposes? Computers can be classified into three different categories
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