CQE Online Practice Questions and Answers

The first and most important step, in establishing a good corporate quality plan is

A. Determining customer requirements.

B. Determining manufacturing process capabilities.

C. Evaluation vendor quality systems.

D. Ensuring quality participation in design review.

Of the services listed below, which one performed by design engineering is of particular interest to QA personnel?

A. Audit reports.

B. Cost reports.

C. Change action.

D. Rework criteria.

Four ingredients are blended to make a final product. Using the data below, what is the expected weight and variation of the final product? Ingredient A 70 ?3.00 grams Ingredient B 20 ?1.73 grams Ingredient C 15 ?1.73 grams Ingredient D 10 ? 1.00 grams

A. 115 ?7.46 grams

B. 115 ?5.73 grams

C. 115 ?4.00 grams

D. 115 ?3.61 grams

When requesting "worst case" design analysis, you expect the reliability group to

A. Analyze the worst rejects.

B. Analyze only those products failing to meet specification requirements.

C. Determine whether product requirements can be met with subassemblies assumed at their worstcombination of tolerances.

D. Assume all subassembly tolerances at their maximum limit.

Typically Pareto diagrams are used for which of the following reasons?

. To display the significant few categories. . To compliment attribute data charting. . To eliminate insignificant categories. . To focus attention in priority order.

A. I andIIIonly

B. I,IIandIIIonly

C. II,IIIandIVonly

D. I,II,IIIandIV

According to Tchebysheff's theorem what % of measurements must lie within 2.5 standard deviations of the mean?

A. 3/4

B. 8/9

C. 0.840

D. 0.625

Compute the upper control limit for an s chart, based on a sample size of 10, if the process is in control with a mean of 40 and a sample standard deviation of 7.

A. 11.7

B. 13.3

C. 15.7

D. 21

Which of the following control charts are more efficient than an X-bar chart at detecting small shifts in the mean?

. CUSUM. . EWQR. . EWMA.

A. I only

B. IIonly

C. IIIonly

D. I andIIIonly

Which of the following are TRUE statements regarding the use of visual inspection?

. Reference standards can be used.

. It provides consistency between inspectors.

. It is relatively expensive.

. It can be quickly performed.

A. I andIVonly

B. I,IIandIVonly

C. IIandIVonly

D. I,II,IIIandIV

The steeper the OC-curve, the

A. Less protection for both producer and consumer.

B. More protection for both producer and consumer.

C. The lower the AQL.

D. The smaller the sample size.

The power of efficiency in designed experiments lies in the

A. Random order of performance.

B. The sequential and cyclical procedure of conjecture to design to analysis and back to conjecture.

C. Hidden replication.

D. The large number of possible combinations of factors.

The primary advantage of the Latin square design, compared to the factorial design, is that

A. In most circumstances, it requires less data.

B. It eliminates the need for interaction analysis.

C. It allows higher significance levels.

D. It does not require homogeneity of variance.

Which of the following quality gurus was very critical of merit-pay and individual bonuses? He discouraged management by objectives and the ranking of employees by performance.

A. Dr. Juran

B. Dr. Deming

C. Dr. Taguchi

D. Dr. Feigenbaum

A pre-award evaluation of a supplier's quality system capability should NOT include consideration of

A. The supplier's product-quality history.

B. The supplier's geographical location.

C. The supplier's implementation of quality manual procedures.

D. The supplier's skills in quality control techniques.

Which of the following is NOT a method for customer service data collection?

A. Customer surveys.

B. Internal surveys.

C. Customer visits.

D. Complaint analysis.