Which of the following describes an operating system capability that allows multiple programs or tasks to appear to run concurrently by rapidly switching the CPU's attention between them? MCQ with Answer and Explanation
Which of the following describes an operating system capability that allows multiple programs or tasks to appear to run concurrently by rapidly switching the CPU's attention between them?
A. Multithreading
B. Multiprocessing
C. Real-time Streaming
D. Multitasking
Answer: Option D
Solution (By JKSSB Mock Tests)
Multitasking allows an operating system to execute multiple applications concurrently by slicing CPU cycles among them.
What kind of software is distributed free of charge on a trial basis, with the expectation that the user will pay for a license to unlock full features after the trial period expires?
Explanation:
Shareware is commercial software provided for free on a limited trial basis to let users evaluate its utility before purchasing the full license.
Which system utility program helps free up local storage space by searching for and clearing out temporary internet files, log logs, and trash items safely?
Explanation:
Disk cleanup tools scan storage sectors to purge redundant system logs, browser cache data, and recycling bin items to free up drive space.
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