If a system has a TLB hit ratio of 80%, what percentage of address translations result in a TLB miss?

Options

  • A. 10%
  • B. 20%
  • C. 80%
  • D. 90%
  • E. None of the above

Correct Answer (Detailed Explanation is Below)

B. 20%

Detailed Explanation

The miss ratio is 1 minus the hit ratio: 100% − 80% = 20%.