Systems Development Life Cycle (SDLC)

• Methodology: A formalized approach to implementing the SDLC (Software Development Life Cycle).

Categories

• Process oriented
• Object-oriented
• Structured
• Rapid Action Development
• Agile Development

Classes of Methodologies

• Structured Development:

  • Waterfall Development
  • Parallel Development

• Rapid Application Development:

  • Phased
  • Prototyping

• Agile Development:

  • eXtreme Programming (XP)
  • SCRUM

Processes in SDLC and Deliverables

• Planning: Project Plan
• Analysis: System Proposal
• Design: System Specification
• Implementation: New System and Maintenance Plan

Structured vs Object Oriented

Structured vs. Object-oriented Approaches to IS Development