Science and technology Adv of technology First of all‚ technologies play a very important role in society because it makes life easier to live on and less time consuming. Technology has the ability to create shortcuts in working. People do not have to do all the hard labor anymore. For example‚ microwave ovens cook food easily without using any stoves and making a big mess. Some decade ago‚ there were no gas or electric stoves‚ people have to get firewoods and lighting them up for cooking
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- Suresh Khanal Computer Networking Short Questions and Answer www.psexam.com Computer Networking Short Questions and Answers Suresh Khanal Kalanki‚ Kathmandu shkhanal@gmail.com shkhanal@yahoo.com Published By: http://www.psexam.com contact: info@psexam.com Computer Networking: Short Questions and Answers Published by PS Exam Kalanki‚ Kathmandu Nepal www.psexam.com Copyright ©2009 author. No part of this publication may be reproduced‚ stored in a retrieval system or transmitted
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13 Prof. Anatoly Sachenko Computer Hardware I. LECTURE OVERVIEW Foundation Concepts: Computer Hardware‚ reviews trends and developments in microcomputer‚ midrange‚ and mainframe computer systems; basic computer system concepts; and the major types of technologies used in peripheral devices for computer input‚ output‚ and storage. Computer Systems – Major types of computer systems are summarized in Figure 13.2. A computer is a system of information processing components that perform
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minute.” In his article entitled “Touch Typing for a Living (2010)”‚ “Typing is a process of entering the text matter into a device such as typewriter‚ computer‚ cell phone or calculator. Touch typing is a very efficient and popular technique for typing accurately and quickly on computer keyboard. Touch typing is basically a skill of typing without viewing the keys on keyboard. Many persons find it difficult because they have to look time and again on keyboard and the text on paper
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use of searching through books. 3. Back-up copies of work can be made easily‚ without having to re-write everything. 4. People can work from home‚ and spend more time with their families because of this. 5. People with disabilities whom can’t write‚ can get software that allows them to speak and it types it on the screen. Disadvantages: 1. People somtimes spend all their time secluded in theirs rooms on the computer. 2. Peadophiles on chat rooms 3. Easier to copy peoples homework as you can
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| |Unit 02 – Computer Systems |Mr. K.Akilan | |Assignment Title & Number: |Learning Outcomes Covered: |Assessment Criteria Covered: | | |LO1. Understand the function of computer |(1.1‚1.2‚1.3)(2.1‚2.2)‚(3.1‚3.2)‚(4.1‚4.2) |
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Assignment 1: Computer Archtecture Intro to Info Technology – CIS 106031VA016-1144-001 Professor John Murnane May 4‚ 2014 Von Neumann Architecture Von Neumann architecture is a stored program architecture with no differentiation between data and instruction memory. Both the data and instruction reside on a single chip. The concept of no differentiation between data and instruction memory is accurate‚ but existing on one chip has nothing to do with it. Most computer memories
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Computer systems may be classified into the following groups: 1 - The supercomputers are extremely fast computers that are used in scientific research for their ability to do large amount of calculations and store large amount of data. One use of these computers is weather forecast because of the large amount of calculations involved. 2 - Mainframe computers allows several thousands of users at any time. They are used by government companies‚ airline companies for bookings‚ insurance companies
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Computer Organization with Assembly Language Digital Computer: A digital computer is a fast electronic calculating machine that accepts digitized input information‚ processes it according to a list of internally stored instructions‚ and produces the resulting output information. Types of Computers: 1. Personal Computers 2. Workstations 3. Mainframes 4. Supercomputers Basic Operation of a Computer 1. The computer accepts information in the form of programs and data through an
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Running head: Computers COMPUTERS BY Eunice 10/20/13 Introduction An English writer named Richard Braithwaite first recorded the word “computer” in his book entitled “The young man’s gleanings”. Computers are now the most common electronic device among individuals and businesses in the world. Computers serve as a means of solving sophisticated problems easily and quickly. Now the forensic science department also use computers in their investigations. And banks also stopped counting money
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