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In multiple-granularity, locks are acquired ___ and locked down ¬___, respectively
19. In multiple-granularity, locks are acquired ___ and locked down ¬___, respectively.
- Top-down, Bottom-up
- Bottom-up, Top-down
- Top-down
- Bottom-up
Answer: A) Top-down, Bottom-up
Explanation:
In multiple-granularity, locks are acquired top-down and locked down bottom-up, respectively.