Which ADDITIONAL test level could be introduced into a standard V-model after system testing?

Explanation: The four test levels in a standard V-model are: component testing, integration testing, system testing, and acceptance testing. For the integration of a commercial off-the-shelf (COTS) software product into a system, integration testing at the system level can be introduced into a standard V-model after system testing. Acceptance testing is a later stage testing which is done after system integration testing and acceptance testing and component integration testing is done after component testing.

  • A. Regression Testing
  • B. Component Integration Testing
  • C. Acceptance Testing
  • D. System Integration Testing

Answer: Option D