Which key is used to run the selected command?
Correct answer B. ENTER
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Computer MCQs
Page 30 of Computer multiple-choice questions with answers. Tap an option to check yourself.
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Which key closes a selected drop-down list, cancels a command and closes a dialog box?
Correct answer A. ESC
Which area of a computer temporarily holds data waiting to be processed?
Correct answer B. Memory
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What are the instructions that tell a computer how to carry out processing tasks called?
Correct answer B. programs
Who is regarded as the father of the C programming language?
Correct answer C. Dennis Ritchie
What does BIOS stand for?
Correct answer B. Basic Input Output System
How many bits make up 1 byte?
Correct answer B. 8 bits
What is the full form of RAM?
Correct answer B. Random access memory
Which program translates and executes a program line by line at run time?
Correct answer B. Interpreter
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Which component is also called the brain of the computer?
Correct answer B. Central Processing unit
Which of the following are examples of output devices?
Correct answer D. All of these
Which of these devices are used for input?
Correct answer D. All of these
Who currently serves as chief executive officer of Microsoft?
Correct answer D. Satya Nadella
What does DOS stand for?
Correct answer C. Disk Operating System
What are unwanted, repetitive messages such as unsolicited bulk email known as?
Correct answer B. Spam
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Which self-replicating program, similar to a virus, took its name from John Brunner’s 1975 science fiction novel The Shockwave Rider?
Correct answer A. Worm
What is a fault in a computer program that stops it working correctly called?
Correct answer D. Bug
A smart or intelligent device is so called because it contains which of the following?
Correct answer A. Microcomputer
What is a program that translates and runs a program one instruction at a time called?
Correct answer C. Interpreter
What is a program that converts an entire program into machine language at once called?
Correct answer C. Compiler