CRE Certification Exam Dumps Questions in here [Aug-2023]
Updated CRE Exam Practice Test Questions
ASQ, or the American Society for Quality, is a global organization that provides training, certification, and resources to professionals in the field of quality management. One of the many certifications offered by ASQ is the Certified Reliability Engineer (CRE) certification. Certified Reliability Engineer (CRE) certification is designed for professionals who are responsible for ensuring the reliability and durability of products, systems, and processes.
ASQ CRE exam covers a wide range of topics, including reliability management, reliability in design, reliability testing and analysis, and reliability in manufacturing and service. CRE exam is divided into two parts, each consisting of 150 multiple-choice questions. To pass the ASQ CRE exam, candidates must obtain a minimum passing score of 550 points out of a possible 750. CRE exam is offered twice a year, in June and December, and is administered in a computer-based format.
ASQ CRE certification is designed for professionals who are responsible for ensuring the reliability and performance of products, systems, and processes. Certified Reliability Engineer (CRE) certification exam covers a wide range of topics related to reliability engineering, including statistical analysis, reliability modeling, and risk management. Passing CRE exam demonstrates a candidate's understanding of these concepts and their ability to apply them to real-world situations.
NEW QUESTION # 151
Which of the following is NOT an appropriate element in the definition of availability?
Response:
- A. The degree to which the system is in an operable and committable state at the start of a mission.
- B. The measure of the ability of a system to achieve mission objectives given the conditions during the mission.
- C. The probability the system will perform its mission when required.
- D. The ratio of the actual operating time to the scheduled operating time excluding PM.
Answer: D
NEW QUESTION # 152
Which of the following calculation is used to determine the overall tolerance for the serial combination of the component?
Response:
- A. The square root of the sum of the square of the tolerance.
- B. The average of the tolerances.
- C. The sum of the tolerances
- D. The maximum of the tolerances.
Answer: A
NEW QUESTION # 153
Which of the following considerations should a criticality analysis (CA) take into account?
I. Consequences of a failure.
II. Consequential damage of a failure.
III. Damage to the environment.
IV. Potential increase in efficiencies.
Response:
- A. I, II and III only
- B. I, II, III and IV
- C. I and II only
- D. I only
Answer: A
NEW QUESTION # 154
What is meant by "derating"?
I. The technique of using a part, component, or equipment under stress conditions considerably below rated values, to achieve a "reliability margin" in design.
II. The technique of using a part, component, or equipment under normal conditions to achieve a reliable product design.
III. The technique of using a part, component, or equipment below stress conditions to achieve a reliable product design.
Response:
- A. I only
- B. I and III only
- C. III only
- D. I, II and III
Answer: A
NEW QUESTION # 155
Which of the following will provide the BEST information for determining the value of reliability activities?
Response:
- A. Corrective action closure reports.
- B. Return on investment.
- C. Weibull analysis report
- D. Daily SPC report.
Answer: B
NEW QUESTION # 156
Who should be chairperson of a design review committee?
Response:
- A. The person best able to make decisions on a design.
- B. The reliability engineer.
- C. A senior member of management.
- D. The chief designer.
Answer: A
NEW QUESTION # 157
50 resisters from a lot of 75,000 were tested. The average was 3,306 ohms with a variance of 21,609 ohm 2 . From this information, we may conclude with 99% confidence, that at least 95% of this lot will have resistance values in the range of Response:
- A. 2927 - 3,685 ohms
- B. 3,012 - 3,600 ohms
- C. 2,846 - 3,766 ohms
- D. 2,865 - 3,747 ohms
Answer: A
NEW QUESTION # 158
In a life test of 4 batteries, failures were observed after 10, 30, and 40 hours. The 4th battery was tested
75 hours without failure, at which time the test was terminated.
What are the estimated Mean-Time-To-Failure (theta) and failure rate (lambda)?
Response:
- A. Estimated MTTF = 14; Failure rate = .017
- B. Estimated MTTF = 27; Failure rate = .038
- C. Estimated MTTF = .019; Failure rate = 52
- D. Estimated MTTF = 52; Failure rate = .019
Answer: D
NEW QUESTION # 159
A sample is split into subgroups. Testing for each subgroup is stopped after the first failure in that subgroup. The times to first failure are plotted and the distribution parameters are estimated.
Which of the following test types BEST describes this situation?
Response:
- A. Censored testing.
- B. Sudden-death testing.
- C. Hazard-rate testing.
- D. Step-stress testing.
Answer: B
NEW QUESTION # 160
For single-failure modes, the probability plotting methods used to derive time-to-failure distribution parameters are applicable only when the data are Response:
- A. Independently and identically distributed.
- B. Gathered for repairable systems.
- C. Exponentially distributed.
- D. Independently and normally distributed.
Answer: A
NEW QUESTION # 161
A high incidence of failures has developed during aircraft acceptance testing. The identified failure is that an instrument panel light has malfunctioned on 6 of the last 10 aircraft tested.
This problem needs to be investigated and a Failure Reporting and Corrective Action System (FRACAS) needs to be completed without stopping aircraft production.
If the cause of the failure is determined to be a faulty subassembly manufactured only by a single supplier, and this situation is threatening to shut down aircraft production, the next step should be to Response:
- A. Issue a Government and Industry Data Exchange Program (GIDEP) alert.
- B. Visit the supplier to assist in determining the root cause of the problem.
- C. Update the inspection instruction and retrain receiving inspection.
- D. Initiate a supplier corrective action and return all of the unsorted inventory.
Answer: B
NEW QUESTION # 162
Which of the following forms of reliability data will BEST provide valuable information on product usage and reliability?
Response:
- A. Quality control data.
- B. Field support data
- C. In-house test results
- D. Independent lab results.
Answer: B
NEW QUESTION # 163
Given a system requirement of maintainability (MTTR) of 4.7 hours. There are 5 devices in series with the following individual failure rates and MTTR.
Determine the K factor.
Response:
- A. 0.87
- B. 0.82
- C. 0.94
- D. 1.06
Answer: B
NEW QUESTION # 164
Which of the following is TRUE about the distribution of the mean for large samples?
Response:
- A. It is lognormally distributed.
- B. It is normally distributed.
- C. It is the same as the population distributions.
- D. It is exponentially distribution.
Answer: B
NEW QUESTION # 165
Root cause analysis provides a common sense approach to evaluating a problem. Align the following action steps in proper sequence from start to finish.
I. Describe problem conditions.
II. Develop possible problem causes.
III. Collect facts and determine relationships.
IV. Validate the true problem causes.
V. Define the problem statement.
Response:
- A. V, I, III, II, IV
- B. I, V, III, IV, II
- C. V, III, I, IV, II
- D. . I, V, IV, II, III
Answer: A
NEW QUESTION # 166
What is this system's reliability at 3000 hours?
MTBFs for the components are :
A = 2500 hours B = 3700 hours C = 2000 hours D = 4000 hours.
Response:
- A. 0.029
- B. 0.017
- C. 0.047
- D. 0.014
Answer: D
NEW QUESTION # 167
What is the reliability of the logic diagram to the below?
(Assume statistical independence of all 3 components)
Response:
- A. 0.996
- B. 0.9905
- C. 0.994
- D. 0.94
Answer: C
NEW QUESTION # 168
Corrective maintenance is performed in order to
Response:
- A. Correct potential failure on a regular schedule before they occur.
- B. Reduce failure occurrence as directed by condition assessments.
- C. Restore a system to acceptable operation during scheduled downtime.
- D. Restore a system to acceptable operation after a failure has occurred.
Answer: D
NEW QUESTION # 169
Which of the following activities is MOST effective in increasing reliability during a product's life cycle?
Response:
- A. Developing robust design.
- B. Improving gage repeatability and reproducibility
- C. Developing capable processes.
- D. Developing an aggressive testing strategy.
Answer: A
NEW QUESTION # 170
A product - design team is in the material-selection phase for a new product. The following four treatments need to be considered:
What is the maximum number of treatment combinations?
Response:
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION # 171
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