Requirements capture the need of the client,
Scope defines your understanding of the clients requirements and sets battery limits which allows scope and change management. Saving Changes...
Requirements are the expectations which the product need to fulfill (are the things your project needs built). Requirements are collected from the customer, stakeholders and Sponsor. Saving Changes...
I concur with Morne and Andre
1. Projects begin with objectives, which is the purpose/aim of the project.
2. Then follows what needs to be done to meet the objectives. This is the scope and deliverables.
3. Then follows criteria of executing the project and the criteria of the deliverables, which are basically the requirements Saving Changes...
