1. Requirement Engineering (RE) Process Iteration (Explain) Meen
The process of establishing the services that the customer requires from a system and the constraints under which it operates and is developed
Requirements may be functional or non-functional
Functional requirements describe system services or functions
Non-functional requirements is a constraint on the system or on the development process
Establishing
การพัฒนาแบบวนซ้ำๆ (loop) มี 2 วิธี
1. Increment delivery การส่งระบบเพิ่มเติมไปเรื่อยๆ ทีละชุดจนเสร็จ
2. Spiral delivery พัฒนาแบบก้นหอย