Exit criteria are the criteria or requirements, which must be met before completing a specific task or a process. It is a predefined set of conditions that must exist before a unit of project work can be deemed, completed. It is used as a process control mechanism to verify that a process or subprocess has been completed and that its products are of acceptable quality. Exit Criteria is also used as a preventive tool during the completion of the process. Its analysis and prevents the delivery of any output, which will yield to be an unsuccessful process.