System Development

System Development Life Cycle (SDLC)

-to describe system development process

It is made of the following phases:

Planning:

Feasibility study:

• technical/tactical feasibility:can we build it, organization feasibility:will people use it,
• economic feasibility:return on investment

 Analysis:

• requirements-what are the business and technical requirements?:
• use interviews,questionnaires to collect and analyze the requirements,
• are you building a new system?
• system proposal will be prepared and presented

Design Phase

• user interface
• forms and reports
• programs to be used
• files and data structures
• database and file specifications

Implementation Phase

• where is the system built or purchase?
• it can be outsourced or purchased off the shelves
• system construction
• system installation/ conversion
• system support/maintenance -reviews -where is the system developed-