In an operating system, what is the primary role of the 'Short-Term Scheduler'? MCQ with Answer and Explanation

In an operating system, what is the primary role of the 'Short-Term Scheduler'?
A. To switch between light and dark visual themes.
B. To select which process should be brought from secondary storage into the main memory.
C. To select from among the processes in the ready queue and allocate the CPU to one of them.
D. To back up system configuration files to the cloud.
Answer: Option C
Solution (By JKExamLibrary)
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

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Practice More Operating Systems Questions

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Which of the following is a feature of the Windows 'Group Policy'?
A. Security policy configuration
B. All of the above
C. Local policy settings for standalone machines
D. Centralized management of user and computer settings in a domain

Correct Answer: Option B


Explanation:
Group Policy allows administrators to define policies for users and computers, both locally and via Active Directory.

This question belongs to: Computer Operating Systems
Question #2 Report Error
Which Linux command is used to view the contents of a file?
A. cat
B. All of the above
C. less
D. more

Correct Answer: Option B


Explanation:
cat, more, and less all display file contents; less is interactive, cat dumps entire file.

This question belongs to: Computer Operating Systems
Question #3 Report Error
In Windows, what does the 'gpupdate' command do?
A. Updates device drivers
B. Updates Windows Update
C. Updates Group Policy settings
D. Updates user profiles

Correct Answer: Option C


Explanation:
gpupdate forces a refresh of local and domain Group Policy settings without rebooting.

This question belongs to: Computer Operating Systems