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Chapter 4: Requirements Engineering - Audience and Specifications

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Questions and Answers

What are domain requirements derived from?

Organisational requirements
External requirements
The application domain (correct)
Product requirements

Which of the following is NOT an example of domain requirements?

Constraints on existing requirements
New functional requirements
Interoperability requirements (correct)
Specifications for how computations are performed

If domain requirements are not satisfied, what may be the result?

Incompatibility with health authority identity cards
Exceeding the downtime limit
Delays in product delivery
A system that may be unworkable (correct)

Which of the following is an example of a domain requirement?

Users authenticate using health authority identity cards (B) Signup and view all the answers

What do domain requirements specify?

How particular computations are performed (C) Signup and view all the answers

How are domain requirements different from other types of requirements?

They are derived from the application domain (D) Signup and view all the answers

What is an example of a functional requirement in a smart home air conditioner/heating sub system?

System shall accept desired temperature setting for each zone, for no less than (4) periods in the day. (B) Signup and view all the answers

What type of nonfunctional requirement is User Authentication in the context of an online shopping system?

Security requirement (A) Signup and view all the answers

In the context of a smart home air conditioner/heating sub system, why is it essential for the system to differentiate between pets and occupants for motion detection?

To save energy by adjusting the temperature when no one is present. (D) Signup and view all the answers

What is an example of a functional requirement related to user interaction with an online shopping system?

Users must be able to update their personal information. (B) Signup and view all the answers

Why is it important for a smart home air conditioner/heating sub system to accept input for desired room temperature when the room is unoccupied?

To manage energy efficiently by adjusting temperature settings. (C) Signup and view all the answers

What type of requirement is 'Shopping Cart' in an online shopping system?

Functional requirement (C) Signup and view all the answers

What is the purpose of addressing the 3Cs in requirements engineering?

To identify missing features, inconsistencies, and correctness errors in requirements. (B) Signup and view all the answers

Which type of requirements falls under Domain requirements?

System end-users' needs (D) Signup and view all the answers

What can result from missing features in a requirements specification document?

Problems arising in the delivered system (A) Signup and view all the answers

Inconsistencies in requirements can lead to:

Confusion and contradictions in the system design (B) Signup and view all the answers

What is the consequence of undocumented performance criteria in a financial trading platform?

Potential system failures under high-frequency trading scenarios (B) Signup and view all the answers

'Completeness Errors' refer to missing features that are vital for:

Securing user accounts or handling critical scenarios. (A) Signup and view all the answers

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