ITPEC IP October 2022 Question 17
ITPEC IP October 2022 — Question 17 of 100
Multitasking allocates CPU time to multiple processes in turn so they make progress concurrently. The operating system switches rapidly among runnable tasks, creating the appearance of simultaneous execution on one core while managing priorities and resources.
Answer (c)
Why not others:
- (a) describes distributed or cluster computing
- (b) describes a multicore processor
- (d) describes SIMD, where one instruction operates on multiple data elements
Key rule: Multitasking is OS scheduling of multiple processes; multicore and SIMD describe hardware parallelism.
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