engineering computer science MCQ #188

In a virtual memory system, page size is 4KB. If a process has a virtual address space of 1MB, how many page table entries are required?

engineering computer science MCQ #188

  1. Question 1

    Q1. In a virtual memory system, page size is 4KB. If a process has a virtual address space of 1MB, how many page table entries are required?

    • A) 256
    • B) 512
    • C) 1024
    • D) 2048

    Answer: 256

    Explanation: Number of page table entries = virtual address space / page size = 1MB / 4KB = 1024 / 4 = 256