UGC NET CS 2018-DEC Paper-2
October 25, 2023UGC NET CS 2014 June-paper-2
October 25, 2023GATE 1997
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Question 25
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Dirty bit for a page in a page table
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helps avoid unnecessary writes on a paging device
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helps maintain LRU information
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allows only read on a page
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None of the above
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Question 25 Explanation:
The dirty bit allows for a performance optimization i.e., Dirty bit for a page in a page table helps to avoid unnecessary writes on a paging device.
Correct Answer: A
Question 25 Explanation:
The dirty bit allows for a performance optimization i.e., Dirty bit for a page in a page table helps to avoid unnecessary writes on a paging device.