GAT Quality Assurance and Improvement 4

Question 1

A product fails after customer use due to a design flaw that was never detected during production. This is categorized as which type of quality cost?

Accepted Answer

External failure cost

Answer

Appraisal cost

Answer

Prevention cost

Answer

Internal failure cost

Question 2

Which lean quality concept refers to stopping a production line when a defect is detected to prevent further defective output?

Accepted Answer

Jidoka

Answer

Poka-yoke

Answer

Kaizen

Answer

5S

Question 3

A quality team plots actual vs. predicted values for a process output. A strong upward-sloping pattern indicates:

Accepted Answer

A strong positive correlation between variables

Answer

A negative correlation between variables

Answer

No relationship between variables

Answer

The presence of outliers only

Question 4

In quality management, 'voice of the customer' (VOC) is primarily used to:

Accepted Answer

Translate customer needs into product specifications

Answer

Set internal process control limits

Answer

Document employee performance

Answer

Determine production schedules

Question 5

Which of the following best describes a 'poka-yoke' device?

Accepted Answer

A mistake-proofing mechanism that prevents or signals errors

Answer

A statistical chart that tracks defect rates over time

Answer

A customer satisfaction survey tool

Answer

A ranking system for process steps

Question 6

An organization achieves ISO 9001 certification. What does this certification primarily demonstrate?

Accepted Answer

The organization meets international standards for quality management systems

Answer

The company has zero customer complaints

Answer

All products are defect-free

Answer

The company uses Six Sigma methodology

Question 7

A manager reviews a control chart and sees a single data point far outside the upper control limit. The most appropriate first action is to:

Accepted Answer

Investigate for a special cause of variation

Answer

Immediately shut down the entire production line

Answer

Widen the control limits to include the point

Answer

Ignore it if it is an isolated occurrence