System development life cycle (sdlc) [PADIM] Planning *review and approve project request *prioritize project request *allocate resources *form a project development team Analysis *perform preliminary investigation -determine the exact nature of the problem and improvement and dicide whether it is worth persuing -interview the user who submitted the equest -perform a feasibility report *conduct a detail design -study how the ystem works -determine the user requirement -recommend solution *design -acquire software and hardware -construct a detail design Implementation *develop a program if necessary *install and test new system *train users *convert to a new system Maintanence *perform Maintanence activity *monitor system performance *access system security