Which of the following would be MOST USEFUL in estimating the amount of re-testing and regression testing likely to be required?

a. The purchase of an automated test execution tool. b. Timeallocatedforacceptancetesting. c. Metrics from previous similar projects. d. Impact analysis.

  • A. a and b
  • B. b and c
  • C. a and d
  • D. c and d

Answer: Option D