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

• A.A failure reporting analysis and corrective action system.
• B.A reliability prediction program.
• C.Field generated engineering change orders.
• D.A field service support organization

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In order to sustain a high system reliability in the field, it is BEST to:
Response:

• A.Follow a preventive maintenance program with scheduled diagnostic checks.
• B.Lubricate the equipment exactly to manufacturing specifications.
• C.Write detailed reports on major failure modes.
• D.Fully analyze all failed components

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In the binomial expression:
Response:

• A.The sum of the coefficients of each term after expansion is equal to the sample size.
• B.The sum of the exponents after expansion has no relation to the sample size.
• C.The sum of the exponents of each term after expansion is equal to the sample size.
• D.The sum of the exponents of all the terms after expansion is equal to the sample size.

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Six independent samples are taken of smokestack gas. The mean value of a critical pollutant was 30.2 ppm for the six samples, with a standard deviation s = 5 ppm.
Assuming that the samples were taken at random times, what is the 90% confidence interval for the proportion of the critical pollutant in the smokestack gas?
Response:

• A.30.2 ± 4.11ppm
• B.30.2 ± 3.96 ppm
• C.30.2 ± 3.36 ppm
• D.30.2 ± 4.00 ppm

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Root cause failure analysis is necessary to identify and correct basis problems. Usually a priority of failure mode is established. This classic or traditional approach to improvement results in which of the following?
Response:

• A.Special cause reduction.
• B.Defect reduction.
• C.Catastrophic problem reduction.
• D.Zero defects.

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