Question 48

CSNAT2 marksNeeds review
Consider a three-level page table to translate a 39-bit virtual address to a physical address as shown below.
Diagram for Computer Science and Information Technology question 48

The page size is 4KB (1KB =

bytes) and page table entry size at every level is 8 bytes. A process

is currently using 2GB (1GB =

bytes) virtual memory which is mapped to 2GB of physical memory. The minimum amount of memory required for the page table of

across all levels is ______ KB.

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2021CS

GATE CSE 2021 · Paper 2

Computer Science and Information Technology · Original paper archive

Section
Computer Science and Information Technology
Question type
Numerical answer (NAT)
Marks
2 marks

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