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30. a. Requirements traceability matrix

The requirements traceability matrix is an output of the Collect Requirements process. It is a grid that links requirements from their origin to the deliverables that satisfy them. It helps ensure the requirements add business value and are not just nice to have features as each requirement is linked to the business and project objectives. It also tracks the requirements throughout the project life cycle.

31. a. Should be reviewed according to the Perform Integrated Change Control

process

A requested change is an output from the Control Scope process. Such a change should be handled according to the Perform Integrated Change Control process and may result in an update to the scope baseline and schedule baselines or other components of the project management plan.

32. c. It brings objectivity to the acceptance process

There are two key benefits of the Validate Scope process. One is that it brings objectivity to the acceptance process. It also increases the probability of final product, service, or result acceptance as it validates each deliverable. It is performed throughout the project as needed. Its purpose is one of the other possible answers in that it formalizes acceptance of the completed project deliverables.