Computer MCQs Most repeated Questions with answers for NTS,PTS,OTS,UTS and IBA Sukkur


1.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✔️

2.Which of the following is not a binary number?

A. 001
B. 101
C. 202✔️
D. 110

3.Which of the following does not store data permanently?

A. ROM
B. RAM✔️
C. Floppy Disk
D. Hard Disk

4.Which of the following is the smallest storage?

A. Megabyte
B. Gigabyte
C. Terabyte
D. None of these✔️

5.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✔️

6.A modem is connected to_____________?

A. a telephone line✔️
B. a keyboard
C. a printer
D. a monitor

7.Large transaction processing systems in automated organisations use___________?

A. Online processing
B. Batch Processing✔️
C. Once-a-day Processing
D. End-of-day processing

8.Which of the following is not a storage medium?

A. Hard disk
B. Flash drive
C. DVD
D. scanner✔️

9.The computer abbreviation KB usually means____________?

A. Key Block
B. Kernel Boot
C. Kilo Byte✔️
D. Kit Bit

10.The typical computer criminal is a(n)____________?

A. Young hacker.
B. Trusted employee with no criminal record✔️
C. Trusted employee with a long, but unknown criminal record.
D. Overseas young cracker

11.1 Gigabyte is equal to ____________?

A. 1024 bits
B. 1000 megabytes
C. 1024 kilobytes
D. 1024 megabytes✔️

12.The brain of any computer system is___________?

A. ALU
B. Memory
C. CPU✔️
D. Control unit

13.Which of the following are components of Central Processing Unit (CPU) ?

A. Arithmetic logic unit, Mouse
B. Arithmetic logic unit, Control unit✔️
C. Arithmetic logic unit, Integrated Circuits
D. Control Unit, Monitor

14.Analog computer works on the supply of ____________?

A.Continuous electrical pulses✔️
B.Electrical pulses but not continuous
C.Magnetic strength
D.None of the above

15.which one is Digital device, select from the choices below?

A. Digital Clock✔️
B. Automobile speed meter
C. Clock with a dial and two hands
D. All of them

16.The computer that process both analog and digital is called____________?

A. Analog computer
B. Digital computer
C. Hybrid computer✔️
D. Mainframe computer

17.CD-ROM stands for____________?

A. Compactable Read Only Memory
B. Compact Data Read Only Memory
C. Compactable Disk Read Only Memory
D. Compact Disk Read Only Memory✔️

18.ALU is____________?

A. Arithmetic Logic Unit✔️
B. Array Logic Unit
C. Application Logic Unit
D. None of above

19.VGA is____________?

A. Video Graphics Array✔️
B. Visual Graphics Array
C. Volatile Graphics Array
D. Video Graphics Adapter

20.MSI stands for___________?

A. Medium Scale Integrated Circuits✔️
B. Medium System Integrated Circuits
C. Medium Scale Intelligent Circuit
D. Medium System Intelligent Circuit


Best of luck
Haseen Haider
behanhaseen12@gmail.com

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