Important Computer MCQs For Competitive Exams part-1 | Set 3
1. A computer assisted method for the recording and analyzing of existing or hypothetical systems is
Correct : B. Data flow
2. What difference does the 5th generation computer have from other generation computers?
Correct : A. Technological advancement
3. Which of the following computer language
is used for artificial intelligence?
Correct : B. PROLOG
4. The tracks on a disk which can be accused without repositioning the R/W heads is
Correct : B. Cylinder
5. Which part interprets program instructions and initiate control operations.
Correct : D. Control Unit
6. The binary system uses powers of
Correct : B. 10
7. A computer program that converts assembly language to machine language is
Correct : C. Assembler
8. The time required for the fetching and execution of one simple machine instruction is
Correct : B. CPU cycle
9. The time for which a piece of equipment operates is called
Correct : B. Effective time
10. Binary numbers need more places for counting because
Correct : C. Binary base is small
11. Which access method is used for obtaining a record from a cassette tape?
Correct : B. Sequential
12. Any type of storage that is used for holding information between steps in its processing is
Correct : C. Intermediate storage
13. A name applied by Intel corp. to high speed MOS technology is called
Correct : C. HMOS
14. A program component that allows structuring of a program in an unusual way is known as
Correct : B. Coroutine
15. The radian of a number system
Correct : C. Equals the number of its distinct counting digits
16. The section of the CPU that selects, interprets and sees to the execution of program instructions
Correct : C. Control Unit
17. Which type of system puts the user into direct conversation with the computer through a keyboard?
Correct : B. Interactive computer
18. The term referring to evacuating the content of some part of the machine is known as
Correct : A. Dump
19. The process of communicating with a file from a terminal is
Correct : B. Interrogation
20. A common boundary between two systems is called
Correct : B. Interface
21. Which computer has been designed to be as compact as possible?
Correct : C. Micro computer
22. A general purpose single-user micro- computer designed to be operated by one person at a time is
Correct : D. PC
23. Which device of computer operation
dispenses with the use of the keyboard?
Correct : C. Mouse
24. A program that is employed in the development, repair or enhancement of other programs is known as
Correct : B. Software tool
25. Which output device is used for translating information from a computer into pictorial form on paper.
Correct : B. Plotter
26. The list of coded instruction is called
Correct : A. Computer program
27. An optical input device that interprets pencil marks on paper media is
Correct : A. O.M.R
28. Data divisions the third division of a
program.
Correct : A. COBOL
29. A program that converts computer data into some code system other than the normal one is known as
Correct : A. Encoder
30. A hybrid computer uses a……….to convert digital signals from a computer into analog signals.
Correct : C. Modem
31. Any device that performs signal conversion is
Correct : A. Modulator
32. A type of channel used to connect a central processor and peripherals which uses multiplying is known as
Correct : C. Multiplexer
33. The complete picture of data stored in database is known as
Correct : B. Schema
34. A language which is close to that used within the computer is
Correct : C. Low-level language
35. Which is a unit representing the no bits of discrete
Correct : A. Baud
36. The device that can both feed data into and accept data from a computer is
Correct : C. Input-Output device
37. A modern digital computer has
Correct : D. All of these
38. Which of the following can store information in the form of microscopic pits on metal disks.
Correct : A. Laser disks
39. A storage system for small amounts of data is
Correct : D. Optical mark reader
40. Compilers and interpreters are themselves
Correct : C. Programs
41. A compiler means
Correct : D. A program which translates source program into object program
42. Compression of digital data for efficient storage is
Correct : C. Packing
43. Which programming language is based on Algol 60.
Correct : D. SIMULA
44. A path by which communication is achieved between a central processor and other devices is called.
Correct : C. Bus
45. A stand-alone system which produces one page of printed output at a time is
Correct : A. Page printer
46. A memory that does not change its contents without external causes is known as
Correct : B. Static memory
47. A memory that holds micro programs is
Correct : B. ROM
48. Buffering is
Correct : A. the process of temporarily storing the data to allow for small variation in device speeds
49. Memory allocation of variables declared in a program is
Correct : C. allocated on stack
50. A software that allows a personal computer to pretend as a computer terminal is
Correct : D. terminal emulation
51. What is part of a database that holds only one type of information?
Correct : B. Field
52. Most modern TV’s draw power even if
turned off. The circuit the power is used in does what function?
Correct : B. Remote control
53. ‘MPG’ extension refers usually to what kind of file?
Correct : C. Animation/movie file
54. The most common format for a home video recorder is VHS. VHS stands for….?
Correct : A. Video Home System
55. What do we call a network whose elements may be separated by some distance? It usually involves two or more small networks and dedicated high-speed telephone lines.
Correct : C. WAN (Wide Area Network)
56. If you want to secure a message, use a(n) :
Correct : D. cryptosystem
57. Circuits that provide a communication path between two or more devices of a digital computer system is :
Correct : B. Bus
58. A coding structure in which characters are represented by means of series of parallel bars is :
Correct : A. Bar code
59. Which of the following best describes a computer-based information system?
Correct : D. System where computer is used to turn data into information
60. Voice recognition is :
Correct : A. Ability to input data directly into a computer system by speaking to it
61. Which one of the following is the right shortcut for closing document in MS Office?
Correct : B. Ctrl + W
62. The cell reference for cell range of G2 to M12 is……….
Correct : C. G2:M12
63. Which of the following is not an option of the spelling dialog box?
Correct : C. Edit
64. Which language is used to create macros in Excel?
Correct : A. Visual Basic
65. Which key do you press to check spelling?
Correct : C. F7
66. What does COUNTA ( ) function do?
Correct : D. counts non-empty cells
67. Which area in an Excel window allows entering values and formulas?
Correct : C. Formula Bar
68. Which of the following helps to reduce spelling error in the document?
Correct : B. Auto Correct
69. Which of the following enables you to paste data multiple times?
Correct : B. office clipboard
70. Which of the following enables you to paste data multiple times?
Correct : D. Both (a) and (b)
71. Which of the following is valid IP address?
Correct : D. 192.168.56.115
72. What is FTP program used for?
Correct : A. Transfer files to and from an Internet Server
73. Which of the following are commonly found on web pages?
Correct : B. hyperlinks
74. The ability to combine name and addresses with a standard document is called…….
Correct : C. mail merge
75. What is the full form of TCP/IP?
Correct : A. Transmission control protocol/internet protocol
76. HTML document start and end with which tag pairs?
Correct : C. <HTML>…..</HTML>
77. In Satellite based communication, VSAT stands for?
Correct : A. Very Small Aperture Terminal
78. Internet uses
Correct : A. Packet switching
79. The Internet banking facility provide by
banks is known as
Correct : B. net banking
80. The code for a web page is written using
………..
Correct : D. HTML
81. A collection of related fields in data organization is called
Correct : D. register
82. The worksheet contains……..rows.
Correct : A. 65536
83. A menu contains a list of :
Correct : A. commands
84. To create a formulae, you can use :
Correct : D. value and cell references
85. The cell labeled F5 refers to :
Correct : A. row 5 column F
86. In a worksheet you can select
Correct : D. All of these
87. ………..view shows hot the contents on printed page will appear with margin, header and footer.
Correct : D. page layout
88. A commonly used graphic format for the web is :
Correct : A. GIF
89. Which of the following is a disadvantage of machine language?
Correct : A. Machine Dependent
90. Android Operating System is an example of which kind of Source Model?
Correct : A. Open Source
91. Which of the following is true about Operating System?
Correct : D. All are true
92. A software that is not protected by copyright or trademark is………
Correct : B. Public Domain Software
93. Which of the following programming languages is associated with Artificial Intelligence?
Correct : E. PROLOG
94. Expand RDBMS
Correct : C. Relational Database Management System
95. ………..is the storage area for e-mails.
Correct : B. Mail box
96. Display bar that lists all the open folders and active application is………
Correct : D. Window list
97. Which of the following is the keyboard short-cut for permanent deletion of a file/folder in windows?
Correct : B. Shift + Del
98. Which of the following operating systems does not exist?
Correct : D. Windows 12
99. To protect the computer from hacker intrusions, ……..must be installed.
Correct : A. Firewall
100. Which of the following is known as non volatile memory?