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Computer MCQs with Answers

1. VDU stands for Visual Display Unit.
2. One kilobyte is approximately1000 bytes.
3. DOS stands for Disk Operating System.
4. WORD STAR is a popular Word processing program.
5. WORD STAR was developed by Micro pro Company.
6. PC stands for Personal Computer.
7. ALU stands for Arithmetic Logic Unit.
8. The VDU and Keyboard together form a TERMINAL.
9. The speed of the dot matrix printers is measured by CPS which stands for characters per second.
10. The speed of the line printers is measured by LPM which stands for Lines per second.
11. DBMS stands for Database Management System.
12. IBM is a famous computer company.
13. IBM stands for International Business Machines Corporation.
14. ROM stands for Read Only Memory.
15. The actual machine of the computer is commonly known as Hardware.
16. The programs run on the computer are commonly known as Software.
17. All the output which is printed on paper is called Hard Copy.
18. The number of pixels on a computer screen determines a screen’s Resolution.
19. A processor’s speed is measured in Megahertz.
20. Software that assists the computer in performing instructions is called as system software.
21. CAM stands for Computer Aided Manufacturing.
22. DPI stands for Dots per Inch.
23. DTP stands for Desk Top Publishing.
24. EPROM stands for Erasable and Programmable Read only Memory.
25. A magnetic storage disk made out of a thin piece of plastic is called Floppy Disk.
26. A pictorial representation of the step by step sequence for solving a problem is known as a Flow Chart.
27. A measure of storage capacity equal to one thousand megabytes is one Gigabyte.
28. A variable whose value is accessible throughout the program is called Global Variable.
29. A huge, worldwide network of computers that communicate with each other, allowing global communications between users is known popularly as Internet.
30. KB stands for Kilobyte.
31. LAN stands for Local Area Network.
32. A printer which uses light to transfer the image to paper is the Laser Printer.
33. Memory which retains all its contents even after the power is turned off is known as Non-Volatile Memory.
34. The result that is generated by the computer after processing the information provided to it is known as Output.
35. Electronic mail is more popularly known as E-Mail.
36. PILOT stands for Programmed Inquiry Learning or Teaching.
37. PILOT was developed by Doug Engelbart.
38. IQL stands for Interactive Query Language.
39. LOGO was developed by Dr. Seymour Papert.
40. CAL stands for Computer Assisted Learning.
41. APT stands for Automatically Programmed Tooling.
42. `C’ language was invented by Dennis M. Ritchie.
43. Modula-2 was developed by Niklaus Wirth.
44. Terminals that have their own memory are called Smart terminals.
45. The memory that needs electric power to sustain its contents is known as Volatile Memory.
46. MOS stands for Metallic Oxide Semi conductors.
47. Dvorak key board was designed by August Dvorak.
48. A simple device which functions as a simpler alternative to the keyboard is the Mouse.
49. Automatic drawing input device is called Scanner.
50. In the second generation computers, magnetic cores were used as Main Memory Devices.
51. LCD stands for Liquid Crystal Display.
52. RADAR stands for Radio Detection and Ranging.
53. RADAR works on the principle of Echo.
54. Software-in-Hardware modules are called Firmware.
55. A device by which any microcomputer can use ordinary television set for producing output is called RF modulator.
56. EDSAC stands for Electronic Delayed Storage Automatic Computer.
57. EDVAC stands for Electronic Discrete Variable Automatic Computer.
58. EDSAC was developed in the year 1949.
59. EDVAC was developed in the year 1952.
60. ENIAC stands for Electronic Numerical Integrator and Calculator.