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Online Tests
Computer Science 9th Class English Medium Online Test MCQs With Answers
Question # 1
Whcih one of the example of Digital Signal?
Choose an answer
Binary
Sound Wave
11
00
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Question # 2
What tool is commonly used to chek system log files for errors?
Choose an answer
Event Viewer
Task Maanger
Control Panel
File explorer
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Question # 3
What is the decmimal equivalent of the binary number 1101?
Choose an answer
13
11
12
14
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Question # 4
Why is troubleshooting important in computing systems?
Choose an answer
It ensures hardware compoents are alsyws up to data
It prevents the need for data backups
It eliminates the need for software updates
It helps keep systems runnign smoothly and securely
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Question # 5
Which of the following components is NOT a part of the Von Neumann architecture?
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Central Processing Unit (CPU)
Input/Output devices
Control Unit (CU)
Graphics Processing Unit (GPU)
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Question # 6
Which of the following is a key characteristic of the Von Neumann architecture?
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separate memory for instructions and data
Instructions and data are data in the same memory
Data is stored in a separate storage unit from instructions
No need for a central processing Unit (CPU)
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Question # 7
ASCII Code for"P' is....................?
Choose an answer
80
81
82
All of these
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Question # 8
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 # 9
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 # 10
Extended ASCII includes....................characters?
Choose an answer
64
256
128
None of these
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Question # 11
Which of the following is the first step in troubleshooting a system issue?
Choose an answer
Replace hardware componets
Idenfify the problem
Reinstall the operting system
Run a system update
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Question # 12
What is the primary function of a system.
Choose an answer
To work independently
To achieve a common goal
To create new systems
To provide entertainment
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Question # 13
In primary and secondary stroages data is stored in the form of.
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Bytes
Bit
Nibble
GB
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