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Requirement Elicitation is also called as Requirement Gathering, in which requirements are collected from User, Stakeholders, and Customer to build the system. Requirements elicitation practices include interviews, questionnaires, task analysis, domain analysis, user observation, workshops, brainstorming, use cases, role playing and prototyping by using this practices quality of the requirements are satisfied. A wide variety of tools exist that have been developed and used to support requirements elicitation