Describe the role of the vendor

Describe the role of the vendor

Question 1: Why is an accurate and complete requirements definition especially critical when using the SDLC “waterfall” approach?

Question 2: What is an RFP, and what critical tasks does it facilitate in the purchasing process?

Question 3: Describe the role of the vendor for each of the three phases of the purchasing life cycle.

Question 4: What are the criteria that should be applied when choosing among candidate application software packages?

Question 5: What were some of the key factors that led to the adoption of SDLC in software and information system development? When was it first introduced, and when was it widely adopted?