Question

Virtual addresses are chosen at​

Answer 1

Answer:

The essence of the procedure is to take the page number of the given address and look it up in the page-table to find a pointer to a physical address, to which the offset from the virtual address is added, giving the actual location in system memory.

Answer 2

Virtual addresses are chosen at/from Virtual Address Space.

Explanation:

• If a system contains a virtual memory unit, it's CPU generates an address called virtual address from the virtual address space.
• The virtual address space contains 2ⁿ virtual addresses.
• The number of bits that are needed to represent the largest address of the address space will be the size of the address space.
• The most commonly used virtual address spaces today: 32-bit, 64-bit.

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