Certification Topics of CRE Exam PDF Recently Updated Questions
CRE Exam Prep Guide: Prep guide for the CRE Exam
ASQ CRE certification exam is designed for professionals who are interested in enhancing their knowledge and skills in the field of reliability engineering. Certified Reliability Engineer (CRE) certification exam is ideal for those who work in industries such as aerospace, automotive, defense, and medical devices, where reliability is critical. Certified Reliability Engineer (CRE) certification exam is also suitable for those who work in quality assurance, test engineering, and product safety.
The CRE certification is designed for professionals who are responsible for ensuring that products, systems, and processes are reliable and meet performance expectations. This includes reliability engineers, quality engineers, product engineers, and other professionals who are involved in product development, testing, and maintenance. Certified Reliability Engineer (CRE) certification is also ideal for individuals who are seeking to advance their careers in the field of reliability engineering.
ASQ CRE certification exam is administered by the American Society for Quality (ASQ), a global organization that promotes quality and performance excellence in all industries. The ASQ has been offering certification exams for over 50 years, and the CRE certification is one of their most popular offerings.
NEW QUESTION # 84
Who should be chairperson of a design review committee?
Response:
- A. The reliability engineer.
- B. The person best able to make decisions on a design.
- C. A senior member of management.
- D. The chief designer.
Answer: B
NEW QUESTION # 85
The following fault tree diagram was developed by a team.
The probability are as follow:
A1 = 0.90 B1 = 0.90 C1 = 0.80
A2 = 0.80 B3 = 0.80 C2 = 0.70
A4 = 0.70
The likelihood that the system fault will occur is
Response:
- A. 0.3686
- B. 0.4977
- C. 0.3073
- D. 0.5034
Answer: B
NEW QUESTION # 86
What are the life cycle costs for a new stamping machine purchased by a metal fabrication plant?
Pertinent cost data follows:
Purchase Price = $230,000
Repair Costs = $107,000
Post Purchase Costs = $870,000
Start Up Costs = $125,000
Maintenance Costs = $420,000
Energy Costs = $325,000
Response:
- A. $1,100,000
- B. $2,077,000
- C. $1,207,000
- D. $787,000
Answer: A
NEW QUESTION # 87
When reliability people say they are breaking the monopoly of the designer they mean Response:
- A. They are relieving the designer of his/her responsibility for the design.
- B. They intend to review the design in conjunction with other experts.
- C. They insist on having final approved of the design.
- D. They intend to put the reliability engineer organizationally higher than the design engineer.
Answer: B
NEW QUESTION # 88
Using complete field-based data, a reliability engineer has analyzed the reliability growth of a repairable system over the last 24 months. The analysis suggests a "no growth" condition, and that finding is reported to management.
Due to a pending multimillion dollar order, management requests that a line be drawn to show growth where none actually exists. The engineer's department manager directs the engineer to comply with management request.
The system is released without improvements and the company receives the multimillion dollar order from an external customer. The customer then requests evidence of the reliability growth. Which of the following actions by the engineer would be MOST appropriat?
Response:
- A. Ask the department manager to respond to the customer's request.
- B. Arrange a meeting with the customer and discuss all past occurrences
- C. Revisit the original data and project artificial reliability growth to satisfy the customer's request.
- D. Arrange a meeting with the department manager and upper management to discuss the reliability report.
Answer: D
NEW QUESTION # 89
Using complete field-based data, a reliability engineer has analyzed the reliability growth of a repairable system over the last 24 months. The analysis suggests a "no growth" condition, and that finding is reported to management.
Due to a pending multimillion dollar order, management requests that a line be drawn to show growth where none actually exists. The engineer's department manager directs the engineer to comply with management request.
According to the ASQ Code of Ethics, which of the following is an appropriate action for the engineer to take next?
Response:
- A. Ask the department manager for support in presenting the original data to upper management in a more convincing way.
- B. Advise management of the consequences to expect if the engineer's professional judgement is overruled.
- C. Initiate new product reliability growth tests.
- D. Request a meeting with a representative from Occupational Safety and Hazard Administration (OSHA)
Answer: B
NEW QUESTION # 90
In general, one should select the highest component parameter ratings feasible so that:
I. Failure rates may be minimized.
II. Probability of secondary failure is minimized.
III. Safety margins are offered against unforeseen transients.
Response:
- A. I only
- B. I and II only
- C. I and III only
- D. I, II and III
Answer: D
NEW QUESTION # 91
To which of the following types of systems is the concept mean-time-between-failures LEAST applicable?
Response:
- A. Rocket motor.
- B. Radar set.
- C. Automobile.
- D. Power generator.
Answer: A
NEW QUESTION # 92
An engineer must design a product with a probability of success 99%. Assume that both the strength and stress are normally distributed and that the standard deviations are the same.
If the stress is known to be 3000 lbs with a standard deviation of 100 lbs, what must be the approximate designed strength?
Response:
- A. 3330 lbs.
- B. 3100 lbs.
- C. 3730 lbs.
- D. 4020 lbs.
Answer: A
NEW QUESTION # 93
Field data for 20 mechanical suspension systems showed 3 failure during the 12 month warranty period.
When failure occurred they were repair within 2 days and the system returned to operation. If the time of failure for the failed system were 4.4 moths, 6.3 months, and 10.7 months after placement in the field, what is the 90% lower confidence estimate on MTBF?
Response:
- A. 35.9 months
- B. 33.7 months
- C. 4.1 months
- D. 43.5 months
Answer: A
NEW QUESTION # 94
Censoring of reliability data indicates which of the following?
I. Biased product data is used.
II. Testing has been failure terminated.
III. The data collection is time limited.
IV. Questionable data collection methods are used.
Response:
- A. I and III only
- B. II and IV only
- C. II and III only
- D. I and IV only
Answer: C
NEW QUESTION # 95
If a component has a known constant failure rate of 0.0037 failures per hour ; the reliability of two of these components in a series alignment would be:
Response:
- A. Less than 99 percent.
- B. Insufficient information to solve problem.
- C. 99.63 percent.
- D. Dependent on the wear out rate of a mating subsystem
Answer: B
NEW QUESTION # 96
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. 0.94
- B. 0.87
- C. 1.06
- D. 0.82
Answer: D
NEW QUESTION # 97
The two principal measures of failure during risk assessment are which of the following?
Response:
- A. Failure analysis and failure effects.
- B. Failure method and failure mode.
- C. Failure severity and failure probability.
- D. Failure mode and failure mechanism.
Answer: C
NEW QUESTION # 98
A random sample of 100 bars of aluminum shows a tensile strength mean of 30,000 psi and a standard deviation of 3,000 psi. On the basis of this sample, what is the 95 percent confidence interval for the average tensile strength?
Response:
- A. 30,000 ± 600 psi
- B. 30,000 ± 768 psi
- C. 30,000 ± 588 psi
- D. 30,000 ± 528 psi
Answer: C
NEW QUESTION # 99
15 rocket booster engines were tested for a total of 5 hours. Three engines failed. What is the two-sided confidence interval for MTBF using 95% confidence?
Response:
- A. 0.69, 8.06
- B. 0.75, 9.20
- C. 0.80, 9.50
- D. 0.57, 8.06
Answer: D
NEW QUESTION # 100
In a software development project, which of the following elements is NOT essential to ensure a reliable product?
Response:
- A. Performing a failure mode, effects, and criticality analysis on the software
- B. Ensuring that requirements based testing is performed.
- C. Specifying the software requirements in complete detail.
- D. Documenting changes made to the software during development.
Answer: A
NEW QUESTION # 101
Which of the following are the MOST desirable basic skills required of a reliability engineer assigned to a cross-functional product team?
Response:
- A. Experience with FMECA and FTA.
- B. Reliability trouble shooting, data collection and analysis.
- C. Communication, co-operation, and technical knowledge.
- D. Reliability planning, testing and measurement.
Answer: C
NEW QUESTION # 102
Maintainability is:
Response:
- A. Maintaining a machine in satisfactory working condition.
- B. The probability of a system being restored to functional operation within a given period of time.
- C. Probability of survival of a system for a given period of time.
- D. Performing adequate maintenance on a system.
Answer: B
NEW QUESTION # 103
Which of the following is NOT an objective of a data collection program?
Response:
- A. To demonstrate reliability to customers.
- B. To demonstrate internal reliability.
- C. To produce reliability reports.
- D. To validate vendor supplied items.
Answer: C
NEW QUESTION # 104
Analysis of data on all product returns is important because:
I. Failure rates change with length of product usage.
II. Changes in design and in customer use are often well reflected.
III. Immediate feedback and analysis of product performance becomes available.
Response:
- A. I only
- B. I and III only
- C. I, II and III
- D. II and III only
Answer: C
NEW QUESTION # 105
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CRE Practice Exam - 456 Unique Questions: https://drive.google.com/open?id=1NIjXGRk6ic3-eBihyL9wuAhiWTY04121
