Investigation technique are tool by which requirements of
project or stakeholders are collected during different phase of
project life cycle. These are very important techniques to
understand exactly the need of project and expectation of various
stakeholders in a project. Broadly investigation techniques can
fall in any of the below types :
- Survey & Questionnaire : Survey can be
useful to collect requirement of stakeholders when they are widely
spread and it is challenging to bring them all at one common
place.
- Meeting & Brainstorming - This is most
effective technique in which all stakeholders are bring into a
meeting room and through brainstorming selection of project or
requirement of project is collected
- Observation : It is a technique in which
requirement is collected while observing the situation and
requirement is collected during observation. It is effective when
stakeholders are unable to communicate the exact requirement due to
complexity of processes.