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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ter COMPUTER Computer is one of the wonderful wonders of modern science. It is a fairly recent invention. It has become an essential part of modern life. It has made our way of life easy and comfortable. We cannot do anything today without a computer. A computer is basically a processor of information. Any device that helps people perform mathematical calculation may be called a computer. A computer performs three functions. Firstly it receives data‚ secondly it process
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Question no. 01 Should average disposable income be used to predict sales based on the sample of 14 sunflowers stores? Answer to the question no. 01 ➢ Average disposanble income should be used to predict sales. ➢ John Meynard Keynes‚ “The higher the income the higher the consumption is”. ➢ Consumption has a positive relation with disposable income. ➢ From the scatter diagram made by the given data‚ it is noted that as the disposable income increases the
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and telecommunications AREAS AND USES OF COMPUTER: * EDUCATION Computers are used in schools for teaching Computers are used for mathematical calculation Students can do their work by using computer * BANK Computers are used in banks for storing information about different account holders. Computers help in keeping a record of the cash. Computers help in giving all kinds of information regarding any account in the bank * ENTERTAINMENT Computers are used for playing games‚ listening to
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for writing computer essay to the students they do not know which topic they should go for. There are millions of essay about computers topics that you can write on‚ but the problem arises when you have to choose any one of them which is not only the best but informative as well. The first thing a writer should do is to ask himself or herself for what purpose he is writing the computers essay‚ mean do they want to inform or persuade or discuss‚ once the type of the essay on computers is decided
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The history of human civilization is a record of the achievements 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
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ACCESS COMPUTER COLLEGE Basic knowledge on Computer System and Digital Electronics (Research Paper for Digital Electronics/Computer System & Org) Jannelle Stephanie S. Chua CSCA22 Engr. Christopher Jay Apalin Computer Science Table of Contents TITLE PAGE I. Title page _________________________________________ 1 II. Table of Content ___________________________________ 2 III. Abstract __________________________________________ 3 – 4 IV. Introduction
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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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latest of a long series of information technologies‚ which includes printing‚ mail‚ radio‚ television and the telephone. It is the application of computers and telecommunications equipment to store‚ retrieve‚ transmit and manipulate data‚ often in the context of a business or other enterprise. The term is commonly used as a synonym for computers and computer networks‚ but it also encompasses other information distribution technologies such as television and telephones. Information technology refers
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the chapters have been extensively revised in the new edition—to find out more‚ check out “What’s New” in the Information Center. The book is in two parts: (a) the underlying structure of a computer‚ and (b) programming in a high level language and programming methodology. To understand the computer‚ the authors introduce the LC-3 and provide the LC-3 Simulator to give students hands-on access for testing what they learn. To develop their understanding of programming and programming methodology
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