1. Two concepts that are closely related to reliability are ______ and maintainability of the system or equipment.
Answer
Correct Answer:
Availability
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2. ______ is the probability that a component, product, or system can perform its intended function over a period of time under a given set of normal operating conditions of its use.
Answer
Correct Answer:
Reliability
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3. ______ does not take into consideration the time it would take to complete the repairs and bring the equipment or system back to working condition, and hence, make it available for use.
Answer
Correct Answer:
Reliability
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4. ______ is the ease with which an equipment or system can be repaired or serviced.
Answer
Correct Answer:
Maintainability
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5. The computation of the reliability of the system assumes that the reliabilities of the components are ______.
Answer
Correct Answer:
Independent events
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6. Reliability only considers the time it takes for a component, equipment, or system to fail while it is operating, but it does not take into account any ______ associated with the repairs the system may need.
Answer
Correct Answer:
Downtime
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7. ______ is the duplication of critical components, by which duplicate systems operate in parallel to the original component.
Answer
Correct Answer:
Redundancy
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8. ______ is a quantitative metric for maintainability.
Answer
Correct Answer:
Mean time to repair
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9. The reliability of a product or component can also be expressed as the ______ elapsed before the product or component fails.
Answer
Correct Answer:
Average length of time
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10. ______ is the reliability of a product or component expressed as the average length of time elapsed before the product or component fails.
Answer
Correct Answer:
Mean time between failures
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11. The key phrase in the definition of ______ is under a given set of normal operating conditions of its use.
Answer
Correct Answer:
Reliability
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12. The definition of ______ implies it is that fraction of the time that the equipment or system has not failed or undergoing repairs.
Answer
Correct Answer:
Availability
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13. ______ is the percentage of the time a system or equipment is operating properly when it is needed for use.
Answer
Correct Answer:
Availability
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14. The overall reliability of a product or system depends on the reliability of its individual components and the way in which they are ______.
Answer
Correct Answer:
Arranged
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15. To maintain or increase the reliability systems or products, the components or subsystems that perform the critical functions are often ______ to serve as a backup if the original component or subsystem fails.
Answer
Correct Answer:
Duplicated
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16. The probability that a component, product, or system can perform its _______ over a period of time under a given set of normal operating conditions of its use
Answer
Correct Answer:
Intended function
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17. Redundancy is the duplication of critical components, by which ______operate in parallel with the original component
Answer
Correct Answer:
Duplicate systems
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18. Mean Time To Repair a quantitative metric for maintainability
Answer
Correct Answer:
True
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19. Mean Time Between Failures is the reliability of a product or component expressed as the average length of time elapsed before the product or component fails
Answer
Correct Answer:
Mean Time Between Failures
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20. The ease with which equipment or a system can be repaired or serviced is known as
Answer
Correct Answer:
Maintainability
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21. In independent events, Components working or failing, in no way affect the probability that another will work or fail
Answer
Correct Answer:
True
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22. Availability is the percentage of the _______ that the system or equipment is operating properly when it is needed for use
Answer
Correct Answer:
Time
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