| Computer quiz |
| 1. Who build the first automatic mechanical calculator, which could only add and substract? Ans : Blaide Pascal 2. Who invented Vacuum diode? Ans : John Ambrose Fleming. 3. Who invented the binary system of numbers? Ans : Wilhelm Leibnitz. 4. Who build the first stored program computer? Ans : T.Kilburn and F.C.William 5. What does the abbreviation FET stand for? Ans : Field Effect Transistor. 6. Who invented the first microprocessor chip? Ans : Ted Hoff and Federico Faggin. 7. Which company introduced the Z80 microprocessor? Ans : Zilog, USA 8. Which firm manufactures the 68000 family of microprocessors? Ans : Motorola. 9. Who are the founders of Apple Computers? Ans : Steven Jobs and Stephen Wozniak. 10. What was the name for the first Apple II clone appeared in 1979? Ans : Orange. 11. Who are the persons, wrote the first microcomputer version of BASIC language? Ans : Bill Gates and Paul Allen. 12. Who makes the PS/2 series of personal computers? Ans : IBM 13. Which company makes the Macintosh family of computers. Ans : Apple Computer, Inc., 14. Who invented the device Mouse? Ans : Douglas Engelbart 15. In which year the device was invented? Ans : 1964. |