Elicitation techniques are used to get most of the information about requirements from stakeholders, subject matter experts (SME).
Various elicitation techniques
*Brainstorming : Brainstorming works by focusing on a topic or problem, and then coming up with many radical solutions to it. This technique is best applied in a group as it draws on the experience and creativity of all members of the group
*Document Analysis : Document analysis is technique of gathering information from the documents of existing system.
*Focus Groups : It includes participant of same interest from the specific product/service. The idea is to make participant share, interact and describe the need.
*Interviews : It is the one to one interaction with the User/stakeholder to understand their actual requirement or expectation.
*Observation : It includes observing the user while doing their job. It helps to understand the existing processes.
*Prototyping : Prototyping is Visual presentation of Idea or requirement which gives clear picture of requirements. Visual Presentation are given terms Mock-up screens or graphical designed or requirement prototype.
*Workshops : workshop includes bringing user and stake holder to gather and have a conversation in more innovative tasks for example:collaborative games, tasks.
*Survey/Questionnaire : Useful for obtaining Limited system requirements from users or stakeholders who have a minor input or are geographically remote.
*Reverse engineering : If an existing system has outdated documentation, it can be reverse engineered to understand what the system does. This is an elicitation technique that can extract implemented requirements from the system.
*JAD(Joint application development) : Joint Application Development (JAD) technique is an extended session to the workshop. In the JAD session stakeholders and project team works together to identify the requirements. These sessions allow the business team to gather and consolidate large amounts of information. The JAD team includes business process owners, client representatives, users or stakeholders, business analysts, project managers, IT experts (developers, quality assurance, designers, and security).
