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 21:
Analog, digital and hybrid computers are classification of computers based on
Options:
A) the type of data-handling techniques
B) the purpose
C) the size
D) the functionality
Show Answer
The correct answer is A .
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Question 22:
What type of booting does the computer go through when starting up from a powered down ?
Options:
A) Cold booting
B) Soft booting
C) Warm booting
D) Rebooting
Show Answer
The correct answer is A .
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Question 23:
Which of the memories must be refreshed many times per second?
Options:
A) EPROM
B) ROM
C) Static RAM
D) Dynamic RAM
Show Answer
The correct answer is D .
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Question 24:
In BASIC, REM shows a statement to be
Options:
A) executable statement
B) un-executable statement
C) comment
D) output
Show Answer
The correct answer is C .
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Question 25:
The device primarily used to provide hardcopy is the?
Options:
A) printer
B) card reader
C) computer console
D) CRT
Show Answer
The correct answer is A .
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Question 26:
What is the full form of CU?
Options:
A) Compound Unit
B) Communication Unit
C) Computer unit
D) Control unit
Show Answer
The correct answer is D .
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Question 27:
Which of the following is a valid variable name in Python?
Options:
A) my_variable$
B) my_variable
C) my-variable
D) 1my_variable
Show Answer
The correct answer is B .
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Question 28:
Which number base system is used by low level languages
Options:
A) Duodecimal
B) Binary
C) Hexadecimal
D) Decimal
Show Answer
The correct answer is B .
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Question 29:
Which among the following generation computers had expensive operation cost?
Options:
A) First
B) Second
C) Third
D) Fourth
Show Answer
The correct answer is A .
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Question 30:
If the control unit controls other units of the CPU, which unit stores instructions,data and intermediate results.
Options:
A) Memory unit
B) Arithmetic section
C) Control unit
D) Logic section
Show Answer
The correct answer is A .