Important Computer MCQs For Competitive Exams part-1 | Set 17
1. Which of the following is not a type of computer software which can be bought?
Correct : E. All of these can be purchased
2. You can use………….to copy selected text, and………….to paste it in a document.
Correct : A. CTRL + C, CTRL + V
3. Video processors consists of………and
………..which store and process images.
Correct : D. VGI and DVI
4. Hard disk drives are considered……… storage.
Correct : B. nonvolatile
5. A(n)……….uses laser technology to store
large amounts of information
Correct : B. compact disk read-only memory (CD- ROM)
6. A(n)………is a combination of hardware and software that facilitates the sharing of information between computing devices.
Correct : A. network
7. When sending an e-mail the………the describes the contents of the message.
Correct : B. subject
8. A program designed to destroy data on your computer which can travel to ‘infect’ other computers is called a…………
Correct : D. virus
9. What are bas, xis, and htm examples of?
Correct : C. Extensions
10. The side bar in a window or word processor that has an arrow on both ends and a box in the middle that you use your mouse to move the pages up or down……….
Correct : A. scroll bar
11. A(n)………is a device that electronically processes data, converting it to information.
Correct : B. computer
12. The place where the computer stores
programs and data is called…………
Correct : A. Memory
13. Why is the Caps Lock key refered to as a toggle key?
Correct : A. Because its function goes back and forth every time it is pressed
14. One puts information into the computer by pressing this key……….
Correct : C. enter
15. To add or put into your document such as a picture or text use………..
Correct : B. insert
16. A key that must be pressed each time a new command or information is entered………..
Correct : B. enter
17. Computers use the………….system to
process data.
Correct : C. binary
18. These provide expansion capability for a computer system.
Correct : B. slots
19. A(n)………..allows sharing of a broadband internet connection.
Correct : C. router
20. The clock rate of a processor is measured in………..
Correct : E. megahertz or gigahertz
21. A computer virus normally attaches itself to another computer program known as a…….
Correct : C. trojan horse
22. These devices translate data and programs
that humans can understand into a form that the computer can process.
Correct : B. input
23. The amount of time required by a storage device to retrieve data and programs is its……
Correct : E. access speed
24. A 32-bit word computer can access bytes at a time.
Correct : A. 4
25. A megabyte is actually equal to………. kilobytes.
Correct : C. 1024
26. The main memory of a computer must be large enough to contain the active parts of……..
Correct : C. input/output storage & working storage
27. This type of memory improves processing
by acting as a temporary high-speed holding area between the memory and the CPU.
Correct : C. cache memory
28. The smallest unit in a digital system is a………
Correct : C. Word
29. ……….ports connect special types of music instruments to sound cards.
Correct : D. MIDI
30. Software you can use to create a budget is called……….
Correct : D. spreadsheet software
31. The mouse …………usually appears in the shape of an arrow.
Correct : D. pointer
32. If a processor has a word size of 32 bits,
compared to a processor with a word size of 16 bits, it can process……….at a time.
Correct : E. twice as much
33. The most common storage device for the personal computer is the………
Correct : D. hard disk drive
34. Numbers and formulae entered in a cell are called……….
Correct : B. numeric entries
35. What is software?
Correct : C. A set of instructions for your computer
36. Thick, rigid metal platters that are capable of storing and retrieving information at a high rate of speed are known as……….
Correct : A. hard disks
37. What is windows explorer?
Correct : E. A file manager
38. ………is the most popular internet activity.
Correct : C. Searching
39. Computers process binary numbers, which are composed of…………
Correct : C. 1s and 10s
40. A DVD is an example of a(n)…………
Correct : B. optical disc
41. URL stands for…………
Correct : E. Uniform Resource Locator
42. When data changes in multiple lists and all lists are not updated, this causes……….
Correct : D. data inconsistency
43. What is a backup?
Correct : B. An exact copy of a sys em’s information
44. The Internet is…………
Correct : A. a large network of networks
45. What is the storage area for email messages called?
Correct : B. A mailbox
46. One advantage of dial-up Internet access is………….
Correct : E. it utilizes existing telephone service
47. An error in a computer program……….
Correct : C. bug
48. Access control based on a person’s fingerprints is an example of………..
Correct : A. biometric identification
49. The patterns of printed lines on most products are called…………
Correct : E. barcodes
50. Most mail programs automatically complete the following two parts in an e-mail…………
Correct : B. From : and Date :
51. The computer’s capability of distinguishing
spoken words is called………….
Correct : E. vocalization
52. Which of the following is an advantage of mounting an application on the Web?
Correct : D. All of these
53. ERP is an acronym for…………..
Correct : C. Enterprise Resource Planning
54. The software that allows users to surf the Internet is called a/an………..
Correct : D. Browser
55. The issues that deal with the collection and use of data about individuals is………….
Correct : E. privacy
56. A term relating to sending data to a satellite is……….
Correct : D. uplink
57. Online documents containing underlined phrases or icons that a user can click in order to move immediately to related parts of the current documents or to other documents with related information are called………….
Correct : B. hypertext
58. Physical security is concerned with protecting computer hardware from human tampering and natural disasters and……… security is concerned with protecting software from unauthorized tampering or damage.
Correct : B. cyber
59. Unauthorized copying, of software to be used for personal gain instead of for personal backups is called……….
Correct : C. software piracy
60. What is usually used for displaying information at public places?
Correct : D. Touch Screen Kiosks
61. What is MP3?
Correct : C. A Sound format
62. What is the most popular hardware for multimedia creations?
Correct : A. PCs
63. For sound recording, what is necessary?
Correct : B. Microphone
64. The…………..settings are automatic and standard.
Correct : A. default
65. What are the two parts of an E-mail address?
Correct : C. User name and domain name
66. Participants can see and hear each other in a……….
Correct : E. Video
67. Magnetic tape is not practical for applications where data must be quickly recalled because tape is………..
Correct : B. Expensive
68. Which of the following will you require to hear music on your computer?
Correct : E. Sound Card
69. The signal that a computer is waiting for a command from the user………….
Correct : A. prompt
70. This software allows the user to move from page to page on the Web by clicking on or selecting a hyperlink, or by typing in the address of the destination page……….
Correct : A. Web browser
71. For viewing video CDs, you would use
…………
Correct : B. Windows Media Player
72. Executing more than one program
concurrently by one user on one computer is known as…………..
Correct : B. multiprocessing
73. You can keep your personal files/folders in
………….
Correct : B. My Documents
74. Three types of compact disks include CD- ROM, CD-R, and …………..
Correct : D. CD-RW
75. All computers must have…………
Correct : B. An operating system
76. Collecting personal information and effectively posing as another individual is known as the crime of …………
Correct : D. identify theft
77. Computers manipulate data in many ways, and this manipulation is called…………
Correct : B. processing
78. Creating a…………means making a duplicate copy of important files so that when a problem occurs, you can restore those files using the copy.
Correct : E. backup
79. The main system board of a computer is called the………….
Correct : B. motherboard
80. Peripheral devices such as printers and monitors are considered to be…………
Correct : A. hardware
81. In a computer most processing takes place in………………
Correct : C. CPU
82. Tangible parts of computer are called :
Correct : D. Memory
83. Collection of programs that control the computer system and process the information is called :
Correct : E. Operating system
84. ………….is an unit of measurement that is equal to 1,048,576 bytes or one million byte :
Correct : D. megabyte
85. Which of the following is permanent memory?
Correct : B. ROM
86. A round, shiny and portable disk that can store software and information in large quantity is………….
Correct : A. CD-ROM
87. Tape drive offer…………..access to data :
Correct : D. sequential
88. How many values can be represented by a single byte?
Correct : D. 256
89. A………device can connect to a network without cable.
Correct : D. wireless
90. You can………..with the help of CD.
Correct : C. read and write
91. In the binary language each letter of the alphabet, each number and each special character is made up of a unique combination of…………….
Correct : D. 8 bits
92. The result of the computer processing your input is referred to as :
Correct : A. output
93. An equipment that holds the screen is
called:
Correct : D. monitor
94. A…….is a device attached to a host computer through cable.
Correct : E. peripheral
95. To keep files organized, related documents are often stored in……….(also called directories) located on the storage medium.
Correct : C. folders
96. Keyboards, scanners, and microphones are examples of………….
Correct : B. input devices
97. You use a(n)………such as keyboard or mouse, to input information.
Correct : E. input device
98. A………is a collection of information
saved as a unit.
Correct : E. file
99. An electronic component that can be programmed to perform tasks is a………….
Correct : B. microprocessor
100. A……….is a long, rubber-coated bundle of wires, with plugs on either end, that connects computer parts.