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Thursday, August 13, 2015

windows keyboard shortcuts overview

Normal 0 false false false MicrosoftInternetExplorer4 /* Style Definitions */ table.MsoNormalTable {mso-style-name:"Table Normal"; mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-noshow:yes; mso-style-parent:""; mso-padding-alt:0in 5.4pt 0in 5.4pt; mso-para-margin:0in; mso-para-margin-bottom:.0001pt; mso-pagination:widow-orphan; font-size:10.0pt; font-family:"Times New Roman"; mso-ansi-language:#0400; mso-fareast-language:#0400; mso-bidi-language:#0400;} Use...

Wednesday, August 12, 2015

General Computr Knowledge

        Abbreviation: ATM : Automated Tailor Machine AI : Artificial Intelligence ANSI : American National Standard Institute. ASCII : American Standard Code for Information Interchange ALU : Arithmetic Logic Unit BCC : Bangladesh Computer Council BCS : Bangladesh Computer Somity BIOS : Basic Input Output System BASIC : Beginners All-purpose Symbolic Instruction Code CPU : Central Processing Unit CPM : Control Programme for Microprocessor CD : Compact Disk DOS : Disk Operating System DISIT : Dharmarajika...

Tuesday, August 11, 2015

Classification Of Computer:

There are three varieties of computer learned till now. These as follows:1.    Analog computer  2.    Digital computer  3.    Hybrid computer ANALOG COMPUTER The computer, which is able to measure changes in continuous physical & electrical state corresponding to stress,temperature, voltage, size and many others. Is referred to as analog laptop. Analog desktops are used for scientific and engineering functions. A slide rule or a auto speedometer is illustration of analog device.  DIGITAL...

Monday, August 10, 2015

Computer structures

Basically, there are three parts of computer system: 1.      Input Device. 2.      Central Processing Unit/Device.3.      Output Device. 1.      Input Device :  An input device is any kinds of device that presents input to a computer. There are many types of possible input devices, but most of the two common ones are keyboard and...

Sunday, August 9, 2015

Computer History

Computer meaning : A computer is an electronic device that accepts stores and manipulates information. It is some result based store program and retrieve information from its memory or sequence of instructions how the data is to be on processed. Computer is makes, stores and quick calculations or processes information .Today most of the computers are digital In this way they perform operations with large quantities represented as a electronically...