What is Software Development Lifecycle (SDLC)?  SDLC or the merchandise Improvement Life Cycle is an interaction that produces programming with the best and most reduced expense within the briefest time conceivable. SDLC gives an awfully much-organized progression of stages that assist an association with rapidly creating great programming which is all around tried and ready for creation use. It comprises of an itemized plan portraying the way to create, maintain with, supplant and alter or improve explicit programming. Why SDLC