engineering computer science MCQ #166

A virtual memory system has 32-bit virtual address, 4KB page size. How many page table entries?

engineering computer science MCQ #166

  1. Question 1

    Q1. A virtual memory system has 32-bit virtual address, 4KB page size. How many page table entries?

    • A) 1048576
    • B) 1024
    • C) 65536
    • D) 1

    Answer: 1048576

    Explanation: Number of page table entries = 2^(virtual address bits - page offset bits) = 2^(32 - 12) = 2²0 = 1048576.