engineering computer science MCQ #268

A computer system has 4GB of RAM and uses a 32-bit address bus. What is the maximum addressable memory?

engineering computer science MCQ #268

  1. Question 1

    Q1. A computer system has 4GB of RAM and uses a 32-bit address bus. What is the maximum addressable memory?

    • A) 2GB
    • B) 4GB
    • C) 8GB
    • D) 16GB

    Answer: 4GB

    Explanation: A 32-bit address bus can address 2³2 bytes = 4GB of memory, which matches the available RAM.