Which of the following is the BEST approach to recover product reliability from manufacturing?
Response:

• A.Reduce scheduled product maintenance.
• B.Improve the suppler selection process.
• C.Reduce product variability.
• D.Increase receiving inspection

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A satellite has two redundant control systems, each has a failure rate (lambda) = 1×10 -6 failures/hour. If one of the systems fails, the failure rate for the remaining system increases to 2×10 -5 failures/hour.
What is the reliability of the redundant control systems at 175,000 hours?
Response:

• A.0.8609
• B.0.690
• C.0.7796
• D.0.2507

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

• A.Competitive comparisons.
• B.Whats and hows.
• C.Whats [customer needs].
• D.Hows [design features].

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What is the MOST vital information to know about a system in order to perform a hardware FMECA?
Response:

• A.The details of the system.
• B.Full process information.
• C.The details of the system.
• D.The details of the subsystems.

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As the reliability engineer of a medium sized firm, you have developed a reliability test plan for the shop.
The shop manufactures products on a medium batch size basis. The batches range from 30 to 500 pieces per order. The test plan should include all of the following consideration EXCEPT Response:

• A.Inspect the majority of parts produced.
• B.Discover every failure mode.
• C.Provide a safe testing environment.
• D.Estimate MTBF values.

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