CPIM CPIM Master Planning and MRP Questions and Answers

Question 1

What is the primary input to the Material Requirements Planning (MRP) process?

Accepted Answer

The Master Production Schedule (MPS)

Answer

MRP uses the MPS, bill of materials, and inventory records together as its three primary inputs to calculate net requirements.

Question 2

In MRP, what does 'net requirements' represent?

Accepted Answer

Gross requirements minus projected on-hand inventory and scheduled receipts

Answer

Net requirements are calculated by subtracting available inventory and scheduled receipts from gross requirements.

Question 3

What is a 'time bucket' in the context of MRP?

Accepted Answer

A discrete planning period, typically one week, used to organize requirements

Answer

A time bucket is the planning period unit (commonly one week) used to organize MRP calculations on a time-phased basis.

Question 4

Which term describes the process of working backwards from planned order releases to determine component requirements?

Accepted Answer

Explosion

Answer

Explosion in MRP refers to extending requirements down through the bill of materials from parent to child components.

Question 5

What is the purpose of 'pegging' in an MRP system?

Accepted Answer

To trace component demand back to the specific parent order that created it

Answer

Pegging allows planners to trace any component requirement back to the parent demand source, aiding in exception management.

(CPIM) Certified in Planning and Inventory Management Practice Test