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Online Tests
Computer Science 9th Class English Medium Online Test MCQs With Answers
Question # 1
(1024) TB or (1,024)
5
bytes is equal to.
Choose an answer
1 TB
1 PB
1 KB
1 GB
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Question # 2
How many bits are used in the standard ASCII encoding?
Choose an answer
7 bits
8 bits
16 bits
32 bits
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Question # 3
What is the dual of Booean expression A.0=0?
Choose an answer
A+1=1
A + 0 = A
A. 1 = A
A.O = 0
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Question # 4
Which logic gate outputs true only if both inputs are true?
Choose an answer
OR gate
AND gate
XOR gate
NOT gat
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Question # 5
What are the tiny dots that make up an image called?
Choose an answer
Pixels
Bits
Bytes
Nodes
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Question # 6
What is the common taks you can perform using word processing software?
Choose an answer
Organize and aalyze data
Create and edit text documents
Manage hardware resources
Enhance system performance
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Question # 7
What does trouleshooting help prevent by quickly identifying and resolving issues?
Choose an answer
Downtime and lost productivity
The need for regular maintences
The need for professional help
the need for software updates
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Question # 8
Extended ASCII includes....................characters?
Choose an answer
64
256
128
None of these
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Question # 9
If an application is unresponsive whihc key combination is used to force-close it on Windows?
Choose an answer
Ctrl+Alt+Tab
Alt+F4
Ctrl+Shift+Del
Shift+ESc
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Question # 10
Which systems consist on living organism?
Choose an answer
Artifical
Chemical
Psychological
Biological
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Question # 11
In Binary 1s Presents.................?
Choose an answer
OFF
OF
ON
None of these
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Question # 12
Comparison of two or more values are performed in?
Choose an answer
CU
UDP
LU
None of these
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Question # 13
Basic Arthemetic Operation like addition subtractio are performed by?
Choose an answer
ALU
CU
UDP
All of these
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