How are data being represented in computers? Computers work with a binary number system that consists of only two digits - zero and one. Inside the computer binary number is represented by an electrical pulse. One means a pulse of electricity and zero means no pulse. All the data entered into computers is first converted into the binary number system. One digit in binary number system is called bit and combination of eight bits is called byte. A byte is the basic unit that is used to represent the
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of science‚ amongst other things. We have been observing great scientific achievements since the dawn of the 20th century. But the invention which has brought about a revolutionary change in the world is computer. The history of computer science began long before the modern discipline of computer science that emerged in the 20th century‚ and hinted at in the centuries prior. The progression‚ from mechanical inventions and mathematical theories towards the modern concepts and machines‚ formed a major
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Education by Computers – a Better Way? This study examines the role of computers in education in order to show their importance in it and accordingly the reasons. The aim of the researcher is to show an irrefutable irreplaceability of computers in the educational industry‚ inclosing some notable facts and investigations. The researcher also provides some key advantages of the education by computers‚ comparing a traditional method of study with a study via computers. Computers are the future
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Function of digital computer A typical digital computer system has four basic functional elements: (1) input-output equipment. (2) main memory. (3) control unit. (4) arithmetic-logic unit. Any of a number of devices is used to enter data and program instructions into a computer and to gain access to the results of the processing operation. Common input devices include keyboards and optical scanners; output devices include printers and cathode-ray tube and liquid-crystal display monitors
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HOW SATELLITE BENEFITS SOCIETY Satellites are used almost everyday by everyone. Even though you can’t see it‚ there will probably be one traveling above you today. Satellites are used for many things such as communication‚ oceanography‚ astronomy‚ surveillance‚ and a variety of other things as well . They help many scientists get a perceptive view at all kinds of objects anywhere in the world. Communications Communication satellites work non-stop 24 hours a day to keep the entire world
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Computer Fundamentals: Pradeep K. Sinha & Priti Sinha Computer Fundamentals: Pradeep K. Sinha & Priti Sinha Ref Page Chapter 1: Introduction to Computers Slide 1/17 Computer Fundamentals: Pradeep K. Sinha & Priti Sinha Computer Fundamentals: Pradeep K. Sinha & Priti Sinha Learning Objectives Learning In this chapter you will learn about: § Computer § Data processing § Characteristic features of computers § Computers’ evolution to their present form § Computer generations § Characteristic features
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year ago he said “The single most important thing we can do is to make sure we’ve got a world-class education system for everybody. That is a prerequisite for prosperity.” State university systems‚ particularly in New York and California‚ are tasked to provide all students— even those of limited means—access to higher education. Many‚ especially on the political Left‚ view public support of education as a cornerstone of a free and prosperous society. Thus the current economic hard times have produced
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improve marketing activities (4) More hits per ATM (5) Networking Q No.10) The first step in Marketing is......... (1) Production work (2) Planning work (3) Receiving feedback (4) Telephone calls (5) Sending e-mails Q No11) Good competition helps in......... (1) Better technology (2) More market share (3) Rise in profits (4) Bigger branch network (5) Improved customer service Q No.12) Push marketing style requires......... (1) Collective effort
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ones that like news that pertain only about entertainment‚ and this is where it gets tough. In order to keep both parties happy you try to come up with something to catch the attention of both types of viewers. Having a good marketing team that learns how to capture the different viewer’s attention is the key to these kinds of situations. In this case as the director of the local television station I would play the “keep them waiting” tactic. Meaning I would announce in the beginning a short review
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chosen • Think of a lesson you have learnt after reading the novel • State the characters and the hardships they go through that have an impact on you • Explain how the story affects you • Use evidence from the novel to support your answer ------------------------------------------------- SAMPLE ANSWER From the novel „Catch Us If You Can‟ by Catherine MacPhail‚ an important lesson I learnt is to be persistent and determined when facing challenges. Often‚ persistence leads to better results than
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