computer basics

COMPUTER BASICS 1 . What is computer? Ø   The word ‘ computer’   is derieved from the latin word “ computare ” which means to calculate. Many years ago, calculating devices such as Abacus, Slide rule , Napier’s bone etc. were used. Ø   Computer is an electronic machine that can accept the data, process them according to the instructions and gives the result. C=common O=operating M=machine P=particularly U=used in/ used for T=technology E=education R=research ·         External parts of Computer 1.       Monitor :- A monitor is an electronic output device used to display information being entered and processed on a computer. The Primary use of monitor is to display images, text, video, and graphics information generated by the computer.There are three types of monitor and they are as follows:- a.       CRT(Cathode Ray Tube) b.       LC...