Describe the capacity requirements planning process. What information do each of the inputs provide in the process?

Describe the capacity requirements planning process. What information do each of the inputs provide in the process? Why are the available capacity and required capacity important? Why is determining the load on a work center important?
How is manufacturing lead time used in the scheduling process?
When is forward scheduling appropriate? When is backward scheduling appropriate? When is infinite loading used? When is finite loading used? Provide examples within your responses.
Discuss scheduling methods used within an operation you are familiar with.

discuss the different levels of capacity planning as they relate to the planning hierarchy. What are the inputs and outputs at each level? What is the purpose of the capacity plan at each level? How does the final planning level relate to the PAC level of implementation? What type of feedback is provided in the PAC system? How does this feedback relate to the control aspect of this process?