2022 Latest CRE Exam Dumps Recently Updated 265 Questions [Q35-Q52]

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2022 Latest CRE Exam Dumps Recently Updated 265 Questions

ASQ CRE Real 2022 Braindumps Mock Exam Dumps

Q35. Human factors in product safety planning are assessed for which of the following reasons?
I. To allocate the proper balance between man and machine.
II. To address the limitations of human beings.
III. To determine the user hardware interaction.
Response:

III only

I and II only

I and III only

I, II and III

Q36. Which of the following graphs represents a product that is a good candidate for an accelerated degradation test involving overstress testing?

Response:

Option A

Option B

Option C

Option D

Q37. A failure that occurs without being caused by the failure of any other item is known as:
Response:

An independent failure.

A dependent failure.

An intermittent failure.

A pattern failure.

Q38. Which of the following is a key element of an effective reliability growth program?
Response:

Field generated engineering change orders.

A field service support organization

A reliability prediction program.

A failure reporting analysis and corrective action system.

Q39. Maintenance times on simple with straightforward repair will fit which of the following distributions?
Response:

Normal.

Exponential.

Lognormal.

Geometric.

Q40. The primary aim of sequential-life testing is to determine
Response:

The probability density function of failures.

The mean time between failures (MTBF).

Whether a lot meets the reliability goal.

Whether the stress-level variation is significant.

Q41. Which of the following is NOT an objective of a data collection program?
Response:

To demonstrate reliability to customers.

To produce reliability reports.

To demonstrate internal reliability.

To validate vendor supplied items.

Q42. Which answer describes the MOST significant difference that Reliability Engineering has, compared to the Quality Profession?
Response:

It concerns customer satisfaction immediately after purchase.

It concerns product conformance with specifications.

It concerns failures over time.

None of the above.

Q43. A company has produced a new module. The failure data on 40 returns are shown below.

If the time to failure follows a normal distribution, what is the probability that time to failure exceeds 20 hours ?
Response:

0.028

0.050

0.950

0.972

Q44. Probability ratio sequential tests are used for products designed to operate for a long period of time.
This test is primarily based on:
Response:

The ratio of an acceptable MTBF to an unacceptable MTBF.

Accept regions versus reject regions.

Type I versus type II errors.

Truncation of test results.

Q45. The following reliability block diagram shows components A, B, C, D and E with reliability Ra, Rb, Rc, Rd and Re, respectively. A or B are system entry points.

On the basis of this information, what is the reliability of the system?
Response:

[1 – (1 – Ra Rb)] Rc [1 – (1 – Rd Re)]

Ra Rc [1 – (1 – Rd Re)] + (1 – Ra) Rb Rc [1 – (1 – Rd) (1 – Re)]

Ra Rb [1 – (1 – Rd) (1 – Re)] Rc (1 – Ra) Rb [1 – (1 – Rd) (1 – Re)]

Ra Rc [1 – (1 – Rd) (1 – Re)] + (1 – Ra) Rb Rc [1 – (1 – Rd) (1 – Re)]

Q46. The optimum cost point for total life cycle costs occurs:
Response:

When operations and maintenance costs are minimized.

When reliability program expenditures are maximized.

When acquisition costs plus ongoing costs are minimized.

When manufacturing and development costs are minimized.

Q47. What is meant by catastrophic failure?
I. A gradual change in the operating characteristics of an item resulting in no loss of useful performance.
II. A sudden change in the operating characteristics of an item resulting in complete loss of useful performance.
III. A gradual change in the operating characteristics of an item resulting in complete loss of performance.
Response:

II and III

All of the above.

Q48. Which of the following activities is MOST effective in increasing reliability during a product’s life cycle?
Response:

Improving gage repeatability and reproducibility

Developing an aggressive testing strategy.

Developing capable processes.

Developing robust design.

Q49. Which of the following reliability tests is conducted during the prototype stage?
Response:

Demonstration test

Qualification test

Acceptance test.

Screening test.

Q50. Which of the following is NOT a major consideration in performing a human factors analysis?
Response:

Hazard analysis.

Conventional user expectations.

Latent path analysis.

Ergonomic evaluation.

Q51. Preventive maintenance is characterized by:
I. Replacing failed/defect items as they are found in normal service use II. A planned program of tests, inspections, and/or replacements III. Replacing items just before they fail Response:

I only

II only

I and III only

I, II and III

Q52. Design review should be a process to ensure and/or develop more reliable design. Which of the following person(s), if any, should work with the designer during the design process?
Response:

Reliability engineer.

Designer only

Management team.

Design supervisor.

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