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Online Tests
Computer Science 9th Class English Medium Online Test MCQs With Answers
Question # 1
What is the primary function of an perating system.
Choose an answer
To createedocuments
To perform calculations
To design graphics
To manage hardwar resources and provide a user interface
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Question # 2
ASCII stands for
Choose an answer
American Standard Code
Standard Insititute
Information code
American Standard Code for Information interchage.
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Question # 3
Which of the following is an imput device?
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Monitor
Printer
Keybord
Speaker
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Question # 4
How does utility software differe from application software?
Choose an answer
Utility softwarw manages hardware while application software performs specific tasks for users
Utility software is free while application software is paid
Untility software creates documents, while application software manages hardware.
Utility software perform specitiit takss for users while application software manages hardware.
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Question # 5
Pixel Stands for?
Choose an answer
Picture Identitiy
Picture Element
Picture Digit
None of these
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Question # 6
What is the main purpose of a spreadsheet software?
Choose an answer
To edit text documents
To create visual content
To organize and analyze data
To hence system security
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Question # 7
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 # 8
Which systems consist on living organism?
Choose an answer
Artifical
Chemical
Psychological
Biological
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Question # 9
In primary and secondary stroages data is stored in the form of.
Choose an answer
Bytes
Bit
Nibble
GB
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Question # 10
Which signals are in continues form?
Choose an answer
Digital
Analog
Both a and b
None of these
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Question # 11
Which type of backup creates a complete copy of all data, regardieess of previous backups?
Choose an answer
Differnetial Backup
Incremental backup
Full backup
Snapshot Backup
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Question # 12
In Von Neumannarchitecture, which component is responsible for controlling the flow of instructions and data?
Choose an answer
Arithmetic Logic Unit (ALU)
Control Unit(CU)
Cache Memory
Input/Output devices
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Question # 13
Which of the following components is NOT a part of the Von Neumann architecture?
Choose an answer
Central Processing Unit (CPU)
Input/Output devices
Control Unit (CU)
Graphics Processing Unit (GPU)
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