Glossary: R
- Regression Test
- The process of validating modified parts of the software to ensure that no new errors are introduced into previously tested code, and that the modifications have not interfered with the system's functionality. During regression tests an established set of test cases can be reused.
- Reliability
- The probability of a failure-free operation for a specified period.
- Requirement
- A condition or capability needed by the users to solve a problem or achieve an objective.
