Computer Studies covers general knowledge of computers, computing terms, and technologies. It focuses on building interest and confidence in using computers.
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Question 231:
CPU stands for ________________.
Options:
A) Control Processing Unit
B) Computer Process Unit
C) Central Personal Unit
D) Central Processing Unit
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The correct answer is D .
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Question 232:
What is the shortcut for performing warm booting ?
Options:
A) y pressing the Ctrl + Alt keys simultaneously
B) y pressing the Ctrl + Alt + F1 keys simultaneously
C) y pressing the Ctrl + Del keys simultaneously
D) by pressing the Ctrl + Alt + Del keys simultaneously
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The correct answer is D .
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Question 233:
Hexadecimal numbers are a mixture of
Options:
A) Octal and decimal numbers
B) Binary and octal numbers
C) Letters and decimal digits
D) Binary and decimal numbers
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The correct answer is C .
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Question 234:
The device primarily used to provide hardcopy is the?
Options:
A) printer
B) card reader
C) computer console
D) CRT
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The correct answer is A .
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Question 235:
Who invented the Napier Bones
Options:
A) John Napier
B) Samuel Napier
C) Joseph Jacquard
D) Charles Babbage
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The correct answer is A .
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Question 236:
What is the shortcut key to "undo" last action on a Microsoft word page?
Options:
A) Ctrl + A
B) Ctrl + U
C) Ctrl + X
D) Ctrl + Z
Show Answer
The correct answer is D .
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Question 237:
Which of the below-mentioned reasons do not satisfy the reason why people create a computer virus?
Options:
A) protection
B) Identity theft
C) pranks
D) research purpose
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The correct answer is A .
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Question 238:
In which situation does running application remain active?
Options:
A) when log off
B) when user is switched
C) when shut down
D) when reboot
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The correct answer is B .