Which Windows command is used to shut down the system from the command line? MCQ with Answer and Explanation
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Question #1
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What is the function of the 'defragmentation' utility in Windows?
Correct Answer: Option A
Explanation:
Defragmentation consolidates fragmented files, reducing seek time and improving performance on HDDs; SSDs do not require it.
Defragmentation consolidates fragmented files, reducing seek time and improving performance on HDDs; SSDs do not require it.
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Computer
Operating Systems
Question #2
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In Linux, what is the default shell for many distributions?
Correct Answer: Option D
Explanation:
Bash (Bourne Again SHell) is the default shell on most Linux distributions.
Bash (Bourne Again SHell) is the default shell on most Linux distributions.
This question belongs to:
Computer
Operating Systems
Question #3
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What type of multitasking technique requires the operating system to explicitly allocate a specific time slice (quantum) to each running process?
Correct Answer: Option C
Explanation:
In Preemptive Multitasking, the OS uses a hardware timer to interrupt a process when its allocated time slice (quantum) expires, ensuring fair CPU distribution.
In Preemptive Multitasking, the OS uses a hardware timer to interrupt a process when its allocated time slice (quantum) expires, ensuring fair CPU distribution.
This question belongs to:
Computer
Operating Systems
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