(System Analysis and Design
(Evolution Model)•
•
•
•
• (Waterfall Model)
• (Evolution Model)
• (Incremental Model)
• (Spiral Model)
(Waterfall Model)
(Systems
Planning)
(Systems
Analysis)
(Systems
Design)
(Systems
Implementation)
(Systems
Maintenance)
Adapted Waterfall Model
(Incremental Model)•
•
(Spiral Model)
•
•
•
Requirements)
•
Problem Recognition)
•
Feasibility Study)
• Analysis)
• Design)
•
Construction)
•
Installation,
Conversion)
•
Maintenance)
SDLC)
•
•
•
•
•
•
•
•
.
(Preliminary
Investigation)
(Requirement Analysis)
(System Design)
(System Acquisition)
(System Implement and
Maintenance)
Hardware
Software
•
•
•