Requirement Engineering

Question 1

What is a stakeholder?

Answer 1

A person or organization who influences a system’s requirements or who is impacted by the system.

Question 2

What are some elicitation techniques

Answer 2

• Survey techniques
• Creativity techniques
• Document-centric techniques
• Observation techniques
• Support techniques

Question 3

What are functional requirements?

Answer 3

They describe what services the system should provide and how the system should react to particular inputs.

Question 4

What are non-functional requirements?

Answer 4

Contrains on the services or functions offered by the system. Timing contraints, constrains on the development process, and contraints imposed by standards.

Question 5

What are the 3 types of non-functional requirements?

Answer 5

• Product requirements: Specifications of system behavior. I.e. How fast the system must execute and how much memory it requires, reliability, etc.
• Organizational requirements: Broad system requirements derived from policies and procedures in the customer’s and developer’s organization. (Process standards used, Programming language, Operating system)
• External requirements: Arise from factors which are external to the system and its develoment proces (legislative requirements)

Question 6

What is the MoSCoW method?

Answer 6

• Must have: critical to current delivery for project
• Should have: important but not critical
• Could have: desirable but unnecessary
• Won’t have: least-critical requirements