Discuss spiral model for software life cycle

SPIRAL MODEL

• The spiral model is classified into number of frame works. These frameworks are represented by task regions.
• Generally there are six task regions. In spiral model project access point axis is defined.
• The task regions are as follows:

Customer communication

Planning

Risk analysis.

Engineering.

Construct and release.

Customer evaluation.

Disadvantage

• It is depends on customer communication.
• It requires considerable risk assessment.