The Chief of the Design Team for a New Missile

question 33

Multiple Choice

The chief of the design team for a new missile wants to know the reliability of its guidance system.This system is comprised of three components: a gyroscope,which has a random failure rate of 3 in every 10 launches; a computer,which has a random failure rate of 2 in every 10 launches; and a rocket motor,which has a random failure of 1 in every 10 launches.If they were to connect an identical,backup gyroscope with a perfectly reliable switch to the primary gyroscope,what would be the reliability of the gyroscope function during a launch?

• A)0.3
• B)0.504
• C)0.7
• D)0.889
• E)0.91

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Definitions:

Card-Sorting Task

is a psychological test used to study categorization and the mental processing of information, often used in cognitive psychology and user experience design.

Monolingual

A person or society that uses or speaks only one language.

Bilingual

Bilingual refers to an individual who has the ability to use two languages fluently, often by speaking, reading, writing, or understanding.

Blind Children

refers to children who are unable to see due to physiological or neurological factors, impacting their development and learning processes.