Computer Science · Operating Systems
Given below are two statements: Statement I: Mutual exclusion and process synchronization in multiprocessors can be implemented using high-level software constructs like semaphores, conditional critical regions, and monitors. Statement II: Repeated polling via spin-locks in cache-based multiprocessor systems can cause cache line invalidation traffic known as thrashing. In light of the above statements, choose the correct answer:
- 1Both Statement I and Statement II are correct✓
- 2Both Statement I and Statement II are incorrect
- 3Statement I is correct and Statement II is incorrect
- 4Statement I is incorrect and Statement II is correct
Correct answer
Both Statement I and Statement II are correct
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