Question: Question 2 [12 marks total A computer system has a 48-bit virtual address space and a 32-bit physical address space. Calculate the following: [3 marks]

Question 2 [12 marks total A computer system has a 48-bit virtual address space and a 32-bit physical address space. Calculate the following: [3 marks] If the page size is 4 KB, calculate the total number of pages available if a single-level page table is used. a) b) [3 marks] If all of the page frames in physical memory are in active use, calculate the maximum number of empty entries in the single-level page table?, [3 marks] Using a two-level page table system, calculate the total number of page tables that are possibly available. c) [3 marks] When there is a page fault, the Working Set Clock Replacement algorithm is used. If all of the pages are in the current working set, completely describe the decision making process to remove a page from main memory. d)

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