A Product Has Three Components, A, B, and C, with Reliabilities

question 95

Multiple Choice

A product has three components, A, B, and C, with reliabilities of 0.95, 0.98, and 0.995. Engineers intend to put a redundant component A that has reliability 0.70. With this change, system reliability will

• A) fall by 20%
• B) fall by 10% or less
• C) rise
• D) cannot determine from the information provided
• E) none of the above

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Definitions:

Mesoderm

The middle layer of an embryo from which muscles, bones, and circulatory systems develop.

Apical Ectodermal Ridges

Raised areas of ectodermal cells at the tips of developing limbs in embryos, crucial for the regulation of limb formation.

Somitomeres

The early divisions of mesodermal tissue in the developing embryo that eventually form somites, contributing to the vertebral column, rib cage, and skeletal muscles.

Coelom

A fluid-filled body cavity found in most multicellular animals, situated between the intestinal canal and the body wall.