BASIC COMPUTER INTRODUCTION.......

1. What is computer?
Ans:- computer is an electronic device that accepts information (in the form of digitalized data) and manipulates it for some result based on a program or sequence of instruction on how the data is to be processed.

• Benefits of a computer-

1. accuracy.
2. fast speed.
3. diligence.
4. versatility.
5. storage.
6. automation.
7. reliability.

• computer history-

1. several BC age abacus used for counting....
2. In 1614 Logarithms (laghuganak) discovered by JOHN NAPIER......
3. In 1622 invention of side rule by ROBERT BISSAKER.....
4. In 1642 1st mechanical digital calculator invented by PASCAL....
5. In 1822 CHARLES BEBBAGE Invents "different engine" and in 1833 he gave us "analytical engine".
6. In 1937 the 1st electronic digital computer was built by Dr. John V. Atanasoff and Clifford berry. it was called the ATANASOFF- BERRY COMPUTER(ABC).
7. In 1943 an electronic computer name the colossus was built for the military......