GK of computer?

1. If 4 in a binary system is 100, then 8 will be ..........?
Ans: 1000.
2. Whis of the following is not a high level computer programming language?
Ans: Modem.
3. A memory used for storing variable quantities is ..........?
Ans: RAM.
4. Which of the following is a temporary memory?
Ans: RAM.
5. 'Mega Byte' is the unit for measuring which of the following.......... ?
Ans: Storage capacity of a disk or memory.
6. Read and write capacities are available in............?
Ans: RAM.
7. Control unit is the part of...........?
Ans: CPU.
8. MS-DOS is the name of a........?
Ans: System software.
9. Which one of the following is a secondary memory of the Computer.
Ans: Floppy disk.
10. Monitor of the computer is ..........?
Ans: Output devices.
11.The new technology developed in MIT, USA in which there is no computer screen, is known as..........?
Ans: Hello Display.
12. Super computer was invented by..........?
Ans: J. H. Van Tassel.
13.What is an internet?
Ans: Computer based data bank and communication highway.
14. What is unix?
Ans: Operating system.
15. Fox pro is a.......?
Ans: Language.
16.In which years was the first laptop introduced?
Ans: 1981.
17. What is the full form of DOS?
Ans: Disk operating system.
18. Virus is a ...............?
Ans: Destructive program.
19.Electronics computer was invented by...........
Ans: Dr. Alan M. Tiring.
20. COBOL is a ..............
Ans: High level language.