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Important Computer MCQs For Competitive Exams part-1 | Set 18

1. The……….performs simple math for CPU.

Correct : B. ALU

2. The numbering system that uses only 0 and 1 for counting is called the………..system.

Correct : E. Binary

3. …………is the general term for a piece of hardware attached to a computer externally that is not an essential for computer’s basic functions.

Correct : A. Peripheral

4. All of the following media has the capability of read and write, except :

Correct : D. CD-ROMs

5. What is the full-form of ROM?

Correct : D. Read Only Memory

6. A round, floppy piece of plastic that you put into a computer to store information. It is in a hard square cover for protection, is called :

Correct : C. Floppy disk

7. To highlight a word you should put the cursor in the side of the word and :

Correct : B. click the mouse once

8. Transformation of input into output is performed by :

Correct : E. CPU

9. Non-volatile memory :

Correct : C. can retain the stored information even when not powered

10. Device that take a picture of an object and convert it into a computerized image :

Correct : B. scanner

11. Full form of PC :

Correct : A. Personal Computer

12. Computers gather data, which means that means that they allow users to……….data.

Correct : E. input

13. An……….is a tiny picture on the screen that represents a program, file or folder.

Correct : A. icon

14. Mnemonic a memory trick is used in which of the following language?

Correct : B. Assembly language

15. The translator program used in assembly language is called :

Correct : C. Assembler

16. Easily relocatable language is :

Correct : B. Assembly language

17. Which of the following is called low level languages?

Correct : D. Both (a) and (b)

18. Which of the following is problem oriented language?

Correct : A. High level language

19. A compiler is a translating program which

Correct : D. All of these

20. Which of the following is machine independence program?

Correct : A. High level language

21. Which of the following is not a primary storage device?

Correct : E. None of these

22. A name or number used to identify a storage location devices?

Correct : C. An address

23. Which of the following is a secondary memory device?

Correct : B. Disk

24. The difference between memory and storage is that memory is and storage is

Correct : A. Temporary, permanent

25. A floppy disk contains :

Correct : C. Both circular tracks and sectors

26. The first electronic computer in the world was :

Correct : C. ENIAC

27. The most commonly used standard data code to represent alphabetical, numerical and punctuation characters used in electronic data processing system is called :

Correct : A. ASCII

28. BM 7000 digital computer :

Correct : C. Employs semiconductor memory

29. The proper definition of a modern digital computer is :

Correct : D. A machine that works on binary code

30. A modern electronic computer is a machine that is meant for :

Correct : B. Input, storage, manipulation and outputting of data

31. An integrated circuit is :

Correct : D. Fabricated on a tiny silicon chip

32. Most important advantage of an IC is its :

Correct : B. Extremely high reliability

33. In a punched card system, data is processed by a :

Correct : D. Accounting machine, keypunch machine and sorter

34. The first machine to successfully perform a long series of arithmetic and logical operation was;

Correct : B. Mark I

35. In the third generation of computers :

Correct : D. On-line, real time systems first became popular

36. A characteristic of card system is :

Correct : D. All of these

37. An IBM system/8 represents the computer class of :

Correct : A. Small-scale computer

38. The first firm to mass-market a microcomputer as a 1personal computer was :

Correct : C. Data General corporation

39. A digital computer did not score over an analog computer in terms of :

Correct : B. Accuracy

40. In 1830, Charles Babbage designed a machine called the Analytical Engine which he showed at the Paris Exhibition. In which year was it exhibition?

Correct : C. 1855

41. Which was the world’s first mini-computer and when was it introduced?

Correct : A. PDP-I, 1958

42. Where was India’s first computer installed and when?

Correct : D. Indian Statistical Institute, Calcutta, 1955

43. Which of the following is true?

Correct : D. All of these

44. Which of the following file organization is most efficient for a file with a high degree of file activity?

Correct : A. Sequential

45. The two basic types of record-access methods are :

Correct : A. Sequential and random

46. The memory which is programmed at the time it is manufactured :

Correct : A. ROM

47. Which of the following memory medium is not used as main memory system?

Correct : C. Magnetic tape

48. Registers, which are partially visible to users and used to hold conditional, are known as :

Correct : C. General purpose register

49. One of the main feature that distinguish microprocessors from micro-computers is :

Correct : C. Microprocessor does not contain I/O devices

50. The least significant bit of the binary number, which is equivalent to any odd decimal number, is :

Correct : A. 0

51. What type of control pins are needed in a microprocessor to regulate traffic on the bus, in order to prevent two devices from trying to use it at the same time?

Correct : C. Bus arbitration

52. When was the world’s first laptop computer introduced in the market and by whom?

Correct : B. Epson, 1981

53. The first microprocessor built by the Intel Corporation was called :

Correct : C. 4004

54. Who built the world’s first electronic calculator using telephone relays, light bulbs and batteries?

Correct : C. George Stibits

55. IBM 7000 digital computer :

Correct : D. Has modular constructions

56. ……….runs on computer hardware and serve as platform for other software to run on:

Correct : A. Operating system

57. Is the layer of a computer system between the hardware and the user program :

Correct : B. Operating system

58. The primary purpose of an operating system is :

Correct : A. To make the most efficient use of the computer hardware

59. ……….transforms one interface into another interface :

Correct : B. Software

60. ………system is built directly on the hardware

Correct : C. Operating

61. Multiprogramming system :

Correct : C. Execute more jobs in the same time period

62. …………is the first program run on a computer when the computer boots up :

Correct : B. Operating system

63. ………..interface consists of things like program counter, registers, interrupts and terminals :

Correct : A. Hardware

64. ………..share characteristics with both hardware and software :

Correct : A. Operating system

65. ………..is used in operating system to separate mechanism from policy :

Correct : B. Two level implementation

66. The operating system creates from the physical computer :

Correct : B. Virtual computers

67. Swapping :

Correct : C. Allows each program in turn to use the memory

68. Which of the following operating does not implement multitasking truly?

Correct : D. MS DOS

69. What is the name of the latest server operating system developed by Microsoft?

Correct : B. Windows 2000

70. Where do you find user.dat?

Correct : A. C:\windows

71. Which of the following is not valid version of MS Office?

Correct : B. Office Vista

72. You cannot close MS Word application by :

Correct : D. From file menu choose Close submenu

73. The key F12 opens a :

Correct : A. Save As dialog box

74. What is the short cut key to open the Open dialog box?

Correct : D. Ctrl + F12

75. A feature of MS Word that saves the document automatically after certain interval is available on :

Correct : A. Save tab on Options dialog box

76. Where can you find the horizontal split bar on MS Word screen?

Correct : C. On the top of vertical scroll bar

77. Which of the following is not available on the Ruler of MS Word screen?

Correct : D. Center Indent

78. What is place to the left of horizontal scroll bar?

Correct : B. View buttons

79. Which file starts MS Word?

Correct : A. Winword.exe

80. How many ways you can save a document?

Correct : A. 3

81. If you want to keep track of different editions of a document which features will you use?

Correct : B. Versions

82. Background color or effects applied on a document is not visible in :

Correct : D. Print Preview

83. What is a portion of a document in which you set certain page formatting options?

Correct : C. Section

84. Borders can be applied to :

Correct : D. All of these

85. Which of the following is not a type of page margin?

Correct : C. Center

86. What is the default left margin in Word 2003 document?

Correct : B. 1.25″

87. What is gutter margin?

Correct : C. Margin that is added to the binding side of page when printing

88. Portrait and Landscape are :

Correct : A. Page Orientation

89. If you need to change the typeface of a document, which menu will you choose?

Correct : C. Format

90. Which of the following is not a font style?

Correct : D. Superscript

91. When assigning a shortcut key to a symbol, you should always try to select a key or key combination that is :

Correct : A. Unassigned

92. Suppose you wanted to create an AutoCorrect entry that would type the words ‘We regret to inform you that your submission has been declined’ Of the following choices, which would be the best name you could assign to this entry?

Correct : B. Subdual

93. AutoCorrect was originally designed to replace………..words as you type.

Correct : C. Misspelled

94. Which of the following is the second step in creating a macro?

Correct : C. Assign a keyboard shortcut to the macro

95. The spelling tool is placed on………….

Correct : A. Standard

96. Can you set 0.5 inch left indentation for a cell in Excel?

Correct : C. Indentation can be set from Format Cells dialog box

97. You can automatically adjust the size of tex in a cell if they do not fit in width by :

Correct : C. From Format Cells dialog box mark shrink to fit check box

98. Formatting a cell in Currency, you can specify

Correct : D. Both (a) and (b)

99. Formatting a cell in Number format you can’t set

Correct : D. Currency Symbol

100. What is entered by the function = today ( ) ?

Correct : A. The date value for the day according to system clock