最新的ASQ CRE免費考試真題

問題1

What is the factor of safety for the material?
Response:

A. 0.75

B. 1.33

C. 0.66

D. 1.50

正確答案: B

問題2

In order to attain a high order of series reliability:
Response:

A. The number of parts must be kept to a minimum.

B. The number of parts is insignificant if each part has a reliability of 99 percent of more.

C. The number of parts must have a low failure variance.

D. The number of parts must be increased.

正確答案: A

問題3

The House of Quality incorporates a correlation matrix roof. This describes the relationships between which of the following?
Response:

A. Competitive comparisons.

B. Hows [design features].

C. Whats and hows.

D. Whats [customer needs].

正確答案: B

問題4

You have written what you feel is an excellent book on reliability principles. Your company wants you to conduct company-wide training classes on a specific reliability topic.
Your advice is sought and you recommend your text because you are familiar with it. What other professional action should be immediately taken?
Response:

A. Be modest and nonassuming when explaining your work.

B. If the book is commercially available and your royalty is small, no other action is required.

C. Inform your employer of your business connection to the book.

D. Recommend the work of another author to avoid the appearance of impropriety.

正確答案: C

問題5

Which of the following techniques is NOT used when derating parts to enhance their overall reliability?
Response:

A. Use of 100% rating.

B. Lower power dissipation.

C. Derating for temperature.

D. Derating for stress.

正確答案: A

問題6

The two principal measures of failure during risk assessment are which of the following?
Response:

A. Failure severity and failure probability.

B. Failure mode and failure mechanism.

C. Failure method and failure mode.

D. Failure analysis and failure effects.

正確答案: A

問題7

If the probability of a car starting on a sub-zero morning is 0.6, and we have two such cars. What is the probability that at least one of the cars will start on a sub-zero morning?
Response:

A. 0.60

B. 0.92

C. 0.84

D. 0.81

正確答案: C

問題8

A company has produced a new module. The failure data on 40 returns are shown below.

Which of the following is the first step in the review of this situation ?
Response:

A. Determine the location in which the failure occurred.

B. Find the median of the data set.

C. Categorize the data by using a Pareto analysis.

D. Identify the field service personnel who handled the returns.

正確答案: A

問題9

The proper software tool for software development projects can help reduce test time. The software tools used to measure internal test coverage are called.
Response:

A. Test harnesses.

B. Assertion processors.

C. Test verifiers.

D. Static analyzer.

正確答案: C

問題10

A systematic approach to analyze fault trees requires all of the following EXCEPT Response:

A. Hierarchical diagram construction.

B. System definition.

C. Quantitative evaluation.

D. Tolerance stack-up analysis

正確答案: D

問題11

Which of the following is NOT considered good practice in reliability design?
Response:

A. Using proven parts.

B. Using series design.

C. Using failure mode and effects analysis (FMEA).

D. Simplifying item configuration.

正確答案: B

問題12

Basic sources of reliability data are:
I. In-plant testing.
II. Field testing.
III. Operation by user.
Response:

A. I, II, and III

B. I and III only

C. I and II only

D. II and III only

正確答案: A

問題13

Which of the following is the MOST appropriate reason for selecting accelerated life testing for an expensive product to determine adherence to design requirements?
Response:

A. The probability density function of the product follows either a log normal or a Weibull distribution.

B. The error in the population due to part-to-part variation is too large.

C. The current sample size and the life distribution show wear-out is likely

D. The test time to provide adequate reliability assurance under normal operating conditions is too long.

正確答案: D

最新的ASQ Certified Reliability Engineer (CRE) - CRE免費考試真題

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