A System Is Composed of Three Components A,B,and C

question 27

Multiple Choice

A system is composed of three components A,B,and C.All three must function for the system to function.There are currently no backups in place.The system has a reliability of 0.966.If a backup is installed for component A,the new system reliability will be:

• A)unchanged.
• B)less than 0.966.
• C)greater than it would be if a backup were also installed for component B.
• D)greater than 0.966
• E)none of the above

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Definitions:

Mudcracks

Patterns of cracks formed by the drying of mud, indicative of alternating wet and dry conditions, found in both modern and ancient sediments.

Cross Beds

Layers of rock that are inclined relative to the horizontal surface, typically formed by wind or water currents.

Fossils

The preserved remains, impressions, or traces of once-living organisms from a past geological age, embedded and preserved in sedimentary rocks.

Marine Layers

Strata of moist ocean air that is cooled below its dew point temperature and thus forms a layer of clouds at the surface or near the surface of a large body of water.