Quiznetik
Important Computer MCQs For Competitive Exams part-1 | Set 8
1. Which of the following is a self learning course?
A. CAI (Computer-Aided Instruction)
B. CAD (Computer-Aided Design)
C. CAL (Computer-Aided Learning)
D. DTP(Desk Top Publishing)
E. None of these
Correct : A. CAI (Computer-Aided Instruction)
2. The process of combining strings are known as
A. compiler
B. concatenation
C. interpreter
D. All of these
E. None of these
Correct : B. concatenation
3. Which is a term used to express the condition that if program is not properly fed then no results would be obtained?
A. CIR
B. CAL
C. CAD
D. GIGO
E. None of these
Correct : D. GIGO
4. Which of the following is a device for collecting data recorded as holes in prepunched cards?
A. Mouse
B. Plotter
C. Badge reader
D. Light pen
E. None of these
Correct : C. Badge reader
5. A device used to measure the circuit density of a chip is
A. light pen
B. mouse
C. LSI
D. All of these
E. None of these
Correct : C. LSI
6. Which of the following is the smallest computer?
A. Mini computer
B. Super computer
C. Micro computer
D. Mainframe computer
E. None of these
Correct : C. Micro computer
7. A device used with a computer to display or store data is called
A. instruction
B. operand
C. peripheral
D. All of these
E. None of these
Correct : C. peripheral
8. A device attached by the operator to a spool of magnetic tape when writing is to take place is
A. light pen
B. plotter
C. write ring
D. magnetic disk
E. None of these
Correct : C. write ring
9. A family of languages specially developed for children is
A. LISP
B. APL
C. LOGO
D. ADA
E. None of these
Correct : C. LOGO
10. The mechanical, magnetic, electronic and electrical devices from which a computer is fabricated is called
A. magnetic core
B. firm ware
C. hardware
D. software
E. None of these
Correct : A. magnetic core
11. A file of records used to update the master file is known as
A. transaction file
B. random access file
C. sequential file
D. All of these
E. None of these
Correct : A. transaction file
12. A unit of data contained in the field of a record is
A. item
B. documentation
C. field
D. All of these
E. None of these
Correct : D. All of these
13. Which of the following s an odd word?
A. Printer
B. Floppy disc
C. Magnetic tape
D. Loader
E. None of these
Correct : D. Loader
14. A compact, enclosed package of magnetic tape that uses V inch tape and records 1600 bits per inch is a
A. cassette
B. drum
C. cartridge
D. All of these
E. None of these
Correct : C. cartridge
15. A software package to implement a data base is
A. system analysis
B. DBMS
C. database
D. DASD
E. None of these
Correct : A. system analysis
16. The place where the data or information is stored for a short time is
A. buffer
B. memory
C. control unit
D. ALU
E. None of these
Correct : A. buffer
17. The item required to position a head over the proper track is known as
A. real time
B. access time
C. seek time
D. time sharing
E. None of these
Correct : C. seek time
18. A subdivision of a track on a magnetic disk or drum is
A. surface
B. sector
C. tape deck
D. scratch tape
E. None of these
Correct : B. sector
19. Which part of computer performs functions similar to the cerebrums of the cardiac and nervous system of a human body?
A. ALU
B. Input device
C. CPU
D. Control unit
E. None of these
Correct : C. CPU
20. The memory capacity of a computer is represented in
A. memory chips
B. kilobyte
C. kilo bit
D. All of these
E. None of these
Correct : B. kilobyte
21. The connection where wires are attached to a modem, serial printer in
A. serial communication
B. serial port
C. stake
D. network
E. None of these
Correct : B. serial port
22. Which of the following is the most important part of a computer?
A. Keyboard
B. Memory unit
C. Register unit
D. CPU
E. None of these
Correct : D. CPU
23. Which of the following of is an impact printer?
A. Daisy wheel
B. Ink-jet printer
C. Plotter
D. Laser printer
E. None of these
Correct : A. Daisy wheel
24. A binary digit, which can have a value of 0 to 1 is
A. byte
B. bit
C. decimal
D. octal
E. None of these
Correct : B. bit
25. COBOL is a
A. assembly language
B. machine language
C. high level
D. low level language
E. None of these
Correct : C. high level
26. The symbols used in an assembly language are
A. codes
B. mnemonics
C. assembler
D. All of these
E. None of these
Correct : B. mnemonics
27. The most important output device in a computer system is
A. CPU
B. magnetic disk
C. hard-copy device
D. card punch
E. None of these
Correct : C. hard-copy device
28. Which of the following programs give instructions about operations inside the computer?
A. system
B. Application
C. Utility
D. Compiler
E. None of these
Correct : A. system
29. Which of the following is (are) secondary memory(ies)?
A. Magnetic tape
B. Floppy disk
C. Cassette tape
D. All of these
E. None of these
Correct : D. All of these
30. Most of the computers available today are known as
A. 3rd generation computers
B. 4th generation computers
C. 5th generation computers
D. 6th generation computers
E. None of these
Correct : B. 4th generation computers
31. Which of the following is used as “Input device” for the computer?
A. Printer
B. VDU
C. TV
D. Light pen
E. None of these
Correct : D. Light pen
32. What differences does the 5th generation computers have from other generation computers?
A. Technological advancement
B. Scientific code
C. Object Oriented Programming
D. All of these
E. None of these
Correct : A. Technological advancement
33. A path linking 2 hardware or tele- communication units down which data and control signals can be transmitted is
A. modulation
B. demodulation
C. channel
D. signaling
E. None of these
Correct : C. channel
34. The first generation of computers available was based on the bit micro processors are
A. 4
B. 8
C. 16
D. 64
E. None of these
Correct : B. 8
35. A generalised software package produced to meet the bugs of a variety of data processing users is known as
A. utility programs
B. system software
C. operating system
D. application package
E. None of these
Correct : D. application package
36. Codes consisting of light and dark marks which may be optically read is known as
A. mnemonics
B. bar code
C. decoder
D. All of these
E. None of these
Correct : B. bar code
37. The main computer in a network is called
A. host processor
B. front-end processor
C. commentator
D. KIPS
E. None of these
Correct : A. host processor
38. A compiler means
A. a person who compiles source programs
B. the same thing as a programmer
C. keypunch operator
D. a program which translates source program into object program
E. None of these
Correct : D. a program which translates source program into object program
39. Which of the following language is more suited to a structured program?
A. PU1
B. FORTRAN
C. BASIC
D. PASCAL
E. None of these
Correct : D. PASCAL
40. Which of the following language is not well suited for computation?
A. PASCAL
B. FORTRAN
C. Machine
D. C
E. None of these
Correct : C. Machine
41. Which of the following languages is not well suited for business applications?
A. PL/1
B. Assembly
C. COBOL
D. APL
E. None of these
Correct : B. Assembly
42. A disk with usable recording surfaces on each side is known as
A. hard disk
B. single-sided disk
C. double-sided disk
D. high capacity
E. None of these
Correct : C. double-sided disk
43. The time for which a process has been receiving service from the processor is
A. access time
B. CPU time
C. down time
D. CPU Cycle
E. None of these
Correct : B. CPU time
44. Which programming language is much in vogue among users of microcomputers?
A. ALGOL
B. APL
C. LOGO
D. FORTH
E. None of these
Correct : D. FORTH
45. A table within a computer that contains a mapping between logical page addresses and physical page addresses is
A. truth table
B. paging
C. page table
D. padding
E. None of these
Correct : C. page table
46. Which is a swapping device used to hold the images of pages in main memory?
A. Plex
B. Paging drum
C. Card punch
D. Optical mark reader
E. None of these
Correct : B. Paging drum
47. The examination and changing of single bits or small groups of these within a word is called
A. bit
B. byte
C. bit manipulation
D. bit slice
E. None of these
Correct : C. bit manipulation
48. A language used for expressing program designs is known as
A. APL
B. PDL
C. PL/1
D. SNOBOL
E. None of these
Correct : B. PDL
49. An input device that transfers information from the punched card to the computer’s memory is
A. cassette tape
B. card
C. card reader
D. magnetic disk
E. None of these
Correct : C. card reader
50. One million bytes of information is abbreviated as
A. Bit
B. MB
C. KB
D. GB
E. None of these
Correct : B. MB
51. Which is the part of a computer system that enables human operators to communicate with the computer?
A. Console
B. Keyboard
C. Printer
D. CPU
E. None of these
Correct : A. Console
52. High-level languages are not concerned with computer but with
A. assembler
B. machine code
C. compiler
D. All of these
E. None of these
Correct : A. assembler
53. An instruction that transfers program control to one or more possible paths is known as
A. utility program
B. system software
C. broadband channel
D. application program
E. None of these
Correct : C. broadband channel
54. The process of writing computer instructions in a programming language is known as
A. coding
B. processing
C. programming
D. file
E. None of these
Correct : A. coding
55. Which input device is able to scan and interpret an entire page that is typed in a special font?
A. Floppy disk
B. Page reader
C. Paper tape punch
D. Optical card readers
E. None of these
Correct : B. Page reader
56. An input device that is able to interpret combinations of marks that represent data is known as
A. optical mark reader
B. mouse
C. card punch
D. punch bar-code reader
E. None of these
Correct : D. punch bar-code reader
57. A memory in which the information is stored last is on top and is retrieved first is known as
A. PROM
B. Buffer
C. Stack
D. RAM
E. None of these
Correct : C. Stack
58. The memory stees in mainframe computers and advanced technology micro computers are expressed as
A. bytes
B. kilo-bytes
C. bits
D. megabytes
E. None of these
Correct : D. megabytes
59. The invention of the slide rule is attributed to
A. Babbage
B. Oughtred
C. Pascal
D. Napier
E. None of these
Correct : B. Oughtred
60. Pick out the wrong statement
A. information stored in RAM can be changed by over writing it
B. information stored in ROM cannot be changed by over-writing
C. information can be stored in any location of RAM
D. computer main memory can be accessed only sequentially
E. None of these
Correct : D. computer main memory can be accessed only sequentially
61. The purpose of an application program is to
A. convert program written in high level language to machine language
B. meet specific user needs
C. allow the operating system to control resources better
D. make off-line equipment run better
E. None of these
Correct : B. meet specific user needs
62. A medium for transferring data between two locations is called
A. network
B. communication channel
C. modem
D. bus
E. None of these
Correct : B. communication channel
63. A place in a computer memory which stores a unit of information is
A. buffer
B. accumulator
C. memory
D. location
E. None of these
Correct : D. location
64. A by-bits word length computer with very high speed CPU and 64 MB main memory is
A. minicomputer
B. super computer
C. mainframe computer
D. micro computer
E. None of these
Correct : D. micro computer
65. A two-or-three character code used in teletypewriter systems to activate a particular machine is known as
A. gray code
B. bar code
C. call-directing code
D. mnemonics
E. None of these
Correct : C. call-directing code
66. Which is a high level computer language that is often used by children?
A. SNOBOL
B. A PL
C. LOGO
D. PL/1
E. None of these
Correct : C. LOGO
67. Which of the following methods is of reading the characters and providing input to a computer?
A. Optical character reader
B. Punched paper tape
C. Card punch
D. Magnetic ink character
E. None of these
Correct : C. Card punch
68. When you enter text in a cell in Excel, it also appears in the………..
A. status bar
B. formula bar
C. row heading
D. name box
E. None of these
Correct : B. formula bar
69. Which elements of a Word document can be displayed in colour?
A. Only graphics
B. Only text
C. Only the first word of each line
D. All elements, but only if you have a colour printer
E. All elements
Correct : E. All elements
70. Workbook is a collection of………
A. Page Setup
B. Buttons
C. Diagrams
D. Charts
E. Worksheets
Correct : E. Worksheets
71. ………appear at the bottom of the Excel Window.
A. Sheet tabs
B. Name box
C. Formula bar
D. Title bar
E. None of these
Correct : E. None of these
72. EPROM stands for………..
A. Erasable Programmable Read-Only Memory
B. Electronic Programmable Read-Only Memory
C. Enterprise Programmable Read-Only Memory
D. Extended Programmable Read-Only Memory
E. Electrical Programmable Read-Only Memory
Correct : A. Erasable Programmable Read-Only Memory
73. The technology that stores only the essential instructions on a microprocessor chip and thus enhances its speed is referred to as………..
A. CISC
B. RISC
C. CD-ROM
D. Wi-Fi
E. MISC
Correct : E. MISC
74. Which is not a basic function of a computer?
A. Store data
B. Accept data
C. Process data
D. Copy text
E. Accept and Process data
Correct : D. Copy text
75. ASCII is a coding system that provides…….
A. 256 different characters
B. 512 different characters
C. 1024 different characters
D. 128 different characters
E. 1000 different characters
Correct : D. 128 different characters
76. Which part of the computer is directly involved in executing the instructions of the computer program?
A. The scanner
B. The main storage
C. The secondary storage
D. The printer
E. The processor
Correct : E. The processor
77. When the computer is switched on, the booting process performs the………..
A. Integrity Test
B. Power-On Self-Test
C. Correct Functioning Test
D. Reliability Test
E. Shut-down
Correct : B. Power-On Self-Test
78. InWord, the feature that automatically detects common errors is called…………
A. Autocorrect
B. Autograph
C. Spelling and Grammar
D. Goto
E. Thesaurus
Correct : A. Autocorrect
79. A computer system that is old and perhaps not satisfactory is referred to as a(n) _
A. Ancient system
B. Historical system
C. Age-old system
D. Legacy system
E. Legal system
Correct : D. Legacy system
80. Which of the following is not a binary number?
A. 001
B. 101
C. 202
D. 110
E. 011
Correct : C. 202
81. Which of the following does not store data permanently?
A. ROM
B. RAM
C. Floppy Disk
D. Hard Disk
E. None of these
Correct : B. RAM
82. Which of the following is the smallest storage?
A. Megabyte
B. Gigabyte
C. Kilobyte
D. Terabyte
E. Nano Mbyte
Correct : C. Kilobyte
83. Which menu enables the user to choose toolbars?
A. View
B. Format
C. Insert
D. Edit
E. Help
Correct : A. View
84. By vie ing the properties of the local hard disk of a computer, the user can find out…….
A. the amount of space that has been used up and the remaining free space on the disk
B. the name of the user viewing the properties of the disk
C. Nothing useful to the user
D. The number of programs available in the computer
E. None of these
Correct : A. the amount of space that has been used up and the remaining free space on the disk
85. Pre-defined and built-in formulas in Excel are known as……….
A. Autosheets
B. Diagrams
C. Charts
D. Tables
E. Functions
Correct : E. Functions
86. Which of the following contains permanent data and gets updated during the processing of transactions?
A. Operating System File
B. Transaction File
C. Software File
D. Master File
E. Any File
Correct : B. Transaction File
87. The keyboard shortcut to center selected text in Word is
A. Ctrl + Esc
B. Ctrl + C
C. Alt + C
D. There is no keyboard shortcut for this operation
E. Ctrl + E
Correct : E. Ctrl + E
88. Which of the following helps to protect floppy disks from data getting accidentally erased?
A. access notch
B. Write-protect notch
C. entry notch
D. input notch
E. None of these
Correct : B. Write-protect notch
89. A modem is connected to……….
A. a telephone line
B. a keyboard
C. a printer
D. a monitor
E. a scanner
Correct : A. a telephone line
90. Large transaction processing systems in automated organizations use………….
A. Online Processing
B. Batch Processing
C. Once-a-Day Processing
D. End-of-a Day Processing
E. Once-a-week Processing
Correct : B. Batch Processing
91. Which Excel feature enables predefined layouts to selected tables in the worksheet?
A. Autoformat
B. Header and Footers
C. Undo and Redo
D. Spelling and Grammar
E. Autograph
Correct : A. Autoformat
92. Which of the following is hardware and not software?
A. Power Point
B. Printer Driver
C. ALU
D. Excel
E. Operating System
Correct : C. ALU
93. What is the default file extension for all word documents?
A. TXT
B. WRD
C. FIL
D. DOC
E. None of these
Correct : D. DOC
94. The octal system…………
A. needs less digits to represent a number than in the binary-system
B. needs more digits to represent a number than in the binary system
C. needs the same number of digits to represent a number as in the binary system
D. needs the same number of digits to represent a number as in the decimal system
E. None of these
Correct : B. needs more digits to represent a number than in the binary system
95. When you scroll through a document, the ………….does not move.
A. I-beam
B. scroll bar
C. page
D. insertion point
E. None of these
Correct : A. I-beam
96. Which of the following is not a term pertaining to the Internet?
A. Link
B. Hyperlink
C. Browser
D. Search Engine
E. Mouse
Correct : E. Mouse
97. A set of formats that has a name and can be quickly applied to selected text is called a(n)………
A. font
B. style
C. feature
D. finish
E. None of these
Correct : B. style
98. You can show an entire page or multiple pages at the same time using………….options.
A. Word
B. Draft
C. Zoom
D. Show/Hide
E. Hide page
Correct : C. Zoom
99. When browsing the World Wide Web, the browser is a………….
A. feeder
B. server program
C. application program
D. system program
E. client program
Correct : C. application program
100. Where is newly received email stored?
A. your website
B. Address-box
C. Inbox
D. your personal laptop
E. None of these
Correct : C. Inbox