Which process state corresponds to a thread that is currently blocked while awaiting an input/output operation to complete? MCQ with Answer and Explanation

Question

Which process state corresponds to a thread that is currently blocked while awaiting an input/output operation to complete?

A. Ready

B. Waiting (or Blocked)

C. Terminated

D. Running

Answer: Option B

Solution (By JKSSB Mock Tests)

A process enters the Waiting or Blocked state when it cannot continue execution until an external event or hardware I/O transfer concludes.

This question belongs to: Computer Operating Systems

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In Windows, the 'Telnet' command is used for:

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B. Remote command-line access to another host

C. Network file transfer

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Correct Answer: Option B

Explanation:
Telnet is a protocol for remote login to a host; it's not secure and often disabled.

This question belongs to: Computer Operating Systems

Question #2

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In an operating system, what is the primary role of the 'Short-Term Scheduler'?

A. To select which process should be brought from secondary storage into the main memory.

B. To back up system configuration files to the cloud.

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D. To switch between light and dark visual themes.

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Correct Answer: Option C

Explanation:
The short-term scheduler (or CPU scheduler) picks which process from the ready queue gets executed by the CPU next.

This question belongs to: Computer Operating Systems

Question #3

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What is the default file system used by Windows 10 and 11?

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Correct Answer: Option C

Explanation:
Windows uses NTFS (New Technology File System) as its default file system for internal drives, supporting security, compression, and large files.

This question belongs to: Computer Operating Systems

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