CPIM Lean Manufacturing and Just-In-Time (JIT) Principles 3

Question 1

When implementing lean in a supply chain context, which of the following best supports supplier JIT delivery?

Accepted Answer

Developing close supplier partnerships with frequent, smaller deliveries

Answer

Requiring suppliers to carry large safety stocks on your behalf

Answer

Awarding contracts solely based on lowest unit price

Answer

Maintaining multiple competing suppliers for every component

Question 2

In lean production, 'muri' refers to:

Accepted Answer

Overburden or unreasonable demands placed on workers or equipment

Answer

Waste from unnecessary transportation of materials

Answer

Unevenness or variability in production flow

Answer

Defects that escape to the customer

Question 3

Which metric best measures the effectiveness of a lean transformation in reducing non-value-added time?

Accepted Answer

Process cycle efficiency (value-added time ÷ total lead time)

Answer

Machine utilization rate

Answer

On-time delivery percentage

Answer

Inventory turnover ratio

Question 4

A 'poka-yoke' device is designed to:

Accepted Answer

Physically prevent defects or make defects immediately obvious

Answer

Measure and record cycle time for each production step

Answer

Automate the scheduling of preventive maintenance

Answer

Standardize operator training and certification requirements

Question 5

The concept of 'one-piece flow' in lean manufacturing is intended to:

Accepted Answer

Move individual units through each process step rather than batches

Answer

Ensure only one operator handles each product from start to finish

Answer

Limit production to one product variant at a time

Answer

Assign each product to a dedicated production line

Question 6

In lean thinking, a 'value-added' activity is defined as one that:

Accepted Answer

Transforms the product in a way the customer is willing to pay for

Answer

Improves the efficiency of internal processes

Answer

Reduces cost without changing the product

Answer

Meets regulatory or compliance requirements

Question 7

Which lean tool involves a structured, team-based approach to rapidly improve a specific process within a few days?

Accepted Answer

Kaizen event (rapid improvement event)

Answer

A3 report

Answer

Hoshin Kanri policy deployment

Answer

PDCA cycle