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Consider the following page reference string. 1 2 3 4 2 1 5 6 2 1 2 3 7 6 3 2 1 2 3 6 For LRU page replacement algorithm with 5 frames, the number of page faults is?

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Consider a system with 32-bit virtual addresses and a page size of 8 KB. The system uses a two-level paging scheme where the first-level page table has 1024 entries. Each page table entry is 4 bytes. What is the size (in KB) of the second-level page table?
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