CPP Quality Assurance in Purchasing 3

Question 1

Which statistical sampling plan standard is most commonly referenced for incoming inspection in US procurement?

Accepted Answer

ANSI/ASQ Z1.4

Answer

ANSI/ASQ Z1.4 provides attribute sampling procedures and tables widely used in commercial purchasing for lot-by-lot inspection.

Question 2

What is the purpose of a First Article Inspection (FAI) in procurement?

Accepted Answer

To verify a supplier can produce a part conforming to all specifications before full production

Answer

FAI confirms that a supplier's manufacturing process, tooling, and materials can produce parts that fully meet drawing and specification requirements.

Question 3

A supplier's process capability index (Cpk) is 0.85. What does this indicate?

Accepted Answer

The process is not capable of consistently meeting specifications

Answer

A Cpk below 1.0 means the process cannot reliably produce output within specification limits, indicating high risk of defects.

Question 4

Which quality cost category includes expenses from scrap, rework, and warranty claims?

Accepted Answer

Internal failure costs and external failure costs

Answer

Scrap and rework are internal failure costs (found before delivery), while warranty claims are external failure costs (found after delivery).

Question 5

When evaluating a potential supplier's quality system, which document provides the most insight into how the supplier handles customer complaints?

Accepted Answer

Corrective action procedure

Answer

The corrective action procedure describes how the supplier identifies, investigates, and resolves complaints and nonconformances systematically.

(CPP) Certified Purchasing Professional Practice Test

(CPP) Certified Purchasing Professional Practice Test

CPP Quality Assurance in Purchasing 3