Software Test Life Cycle STLC Software Test Life Cycle is the standard, step by step procedure to test a new software. If you are from the field of development you should also know SDLC, STLC is a part of SDLC. STLC Phases in software Testing 1. RC- Requirement Collection What is requirement analysis in stlc? First stage of STLC is called RC- Requirement Collection and System study, it consists of