Lecture 3

Question 1

What is elicitation?

Answer 1

1. Is the different ways of gathering information.
2. What information should be gathered?; From what sources?; What techniques can be used to gather the information?
3. Summaries of the interviews

Question 2

What is problem analysis?

Answer 2

1. The area in which the problem lies, understanding all characteristics of that domain and figuring out the process and way in which the solution is produced
2. BRAY - ‘Through the study of the problem domain the achievement of understanding of, and the documentation of the characteristics of that domain, and the problems that exist within the domain’
3. Learning about the problem and the problem domain from the client
4. Analysis concerns the problem domain not the solutions
5. The analysis must proceed with the specification

Question 3

What is specification?

Answer 3

• BRAY (2002) - ‘The invention and definition of a behaviour of a solution system such that it will produce the required effects in the problem domain’
• Considered the most important document produced during the lifecycle as it often forms the basis of any contract between the developer and the clients.

Question 4

Elements of the Human-Computer Interface Design

Answer 4

1. The look and feel of the interface should not be left to chance but should be created in accordance with the client to conform with
2. Established design principles
3. Expert cognitive and heuristic evaluation
4. Client interface constraints
5. The solution system requirements specifications