CPM Plant Operations Management 3

Question 1

In Total Productive Maintenance (TPM), autonomous maintenance is primarily the responsibility of whom?

Accepted Answer

Machine operators

Answer

Autonomous maintenance shifts routine inspection and minor upkeep tasks to machine operators to catch problems early.

Question 2

Which inventory model minimizes total holding and ordering costs by calculating an optimal order quantity?

Accepted Answer

Economic Order Quantity (EOQ) model

Answer

The EOQ model balances ordering costs and holding costs to find the quantity that minimizes total inventory cost.

Question 3

A plant experiences a sudden spike in scrap rate. Which root-cause analysis tool creates a visual representation of potential causes organized by category?

Accepted Answer

Ishikawa (fishbone) diagram

Answer

An Ishikawa diagram organizes potential causes into categories such as man, machine, method, material, and environment.

Question 4

What does the term 'changeover time' refer to in manufacturing operations?

Accepted Answer

The elapsed time between the last good part of one run and the first good part of the next

Answer

Changeover time (setup time) spans from the last conforming part of one production run to the first conforming part of the next.

Question 5

Which lean concept identifies and eliminates the eight types of waste (TIMWOODS) in manufacturing?

Accepted Answer

Muda elimination within the Toyota Production System

Answer

Muda (waste) elimination is a core principle of the Toyota Production System, targeting Transportation, Inventory, Motion, Waiting, Overproduction, Over-processing, Defects, and Skills.

(CPM) Certified Plant Manager Practice Test

(CPM) Certified Plant Manager Practice Test

CPM Plant Operations Management 3