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Suppose a computing system uses a virtual memory system. Virtual addresses are 6 4 bits and physical pages are 3 2 bits. ( a )
Suppose a computing system uses a virtual memory system. Virtual addresses are bits and physical pages
are bits.
a A running process attempts to access memory. The page table entry has the following information:
What action is taken by the virtual memory hardware?
b The process then attempts another memory access. The page table entry has the following information:
What action is taken by the virtual memory hardware?
c The process then attempts another memory access. The page table entry has the following information:
What action is taken by the virtual memory hardware?
d The process then attempts to dereference a pointer and perform a memory access. Unfortunately there's
a bug in the code and the pointer points to an invalid memory location that does not have a page table
entry. What signal does the operating system send to the process?
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