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Requirements Elicitation Techniques (Interviewing (Advantages (No…
Requirements Elicitation Techniques
Brainstorming
Pruduces new creative ideas that can be used for further analysis
Use randon themese to start the brainstorming
Chose a location carefully
Remove roadblocks by eliminate assumed constraints
Rotate
the BA must conduct the Elicitation
Interviewing
Hihgly structured data collection
Interviewed can explain concepts, so it makes accurate answers
Advantages
No misunderstanding
Flexible, quick and organised
Complete answers
High response rate
Disadvantages
No anonymity
Time consuming
Difficult to schedule
5Why's
Used to
Examine and question a process or product
Generate new ideas
Discover overlooked issues or causes
Get to the root issue
Developed by Sakichi Toyada from Toyota
It is an iterative approach used to determine a need
Survey
Aim to ask a large number of people, large geographical spread and too difficult to interview
Output is very easy to analise, as answers are iterative
Is cost effective and flexible and no time consuming
Tips
Group type of quesitons
Tell the person the length of the survey in advance
Don't use ambiguity
Use multiple choice questions
Keep the survey as short as possible