SYSTEM DEVELOPMENT LIFE CYCLE

SYSTEM DEVELOPMENT LIFE CYCLE

It is a logical process used by system analyst to develop an information system including requirements, validation, training, and user ownership.

PHASES OF SYSTEM DEVELOPMENT LIFE CYCLE:

INITIATION:

Identification of need or oppurtunity copncept.

SYSTEM CONCEPT DEVELOPMENT

Define scope.
Cost benefit analysis.
Feasibility study.
Risk management plan

PLAN

Develope project management plan.

REQUIREMENT ANALYSIS

Demonstrate that developed information system conforms to requirements as specified into functional design documents.

DESIGN

Trasform requirements into system design documents.

DEVELOPMENT

Convert design into complete information system including:
acquring & installing systems environment.
crating & testing databases.
preparing test case procedures ETC.

INTEGRATION & TEST

Demonstrate that developed system conforms to requirements as specified into functional requirements documents.

IMPLEMENTATION

Implement into production requirements & resolution of problems.

OPERATIONS & MAINTENANCE

Describe task to operate & maintain information system into production environment.

DISPOSITION

Describe end of system activities.