What is computer?
1..what is computer? Ans- computer is an electronic device which accept data by the input device and it processing by the central processing unit(cpu) and produce data by the output device. 2...HARDWARE :-the physical part of the computer is called hardware components the name suggest which is actually hard and we can also be touch.example -monitor, keyboard, CPU 3..SOFTWARE :-software is a programming system only we can sea never touch.example-mouse pointer 4..CHARECTERIES IS A COMPUTER SYSTEM? 1..speed 2..accuracy 3..storage 3..diligence 4..versatility U. P. S -:uniter power supply C. P. U :-central processing unit V. D. U:-vitual diskplay unit C. U :-control unit A. L. U :-arithmetic logic unit R. A. M :-rendom acess memory R. O. M :-read only memory 6..primary memory -:RAM, ROM 7..secondary memory:-hard disk, compact disk 8.. 3500-abacus addingmachine -:1623-1662 1833- panchcard 9..INPUT:- input device is a enter data or i
Comments