A Computer Has Three Main Modules Which Have Individual Reliabilities

question 45

Essay

A computer has three main modules which have individual reliabilities of .80,.90,and .90.Because of recent failures,management is now considering adding redundancy.Determine the reliability of the system with backups under these conditions:
(i)Each module has a backup with reliability equal to its own and a backup switch with a reliability of 1.00.
(ii)The backup consists of an identical computer which operates as a whole rather than backing up individual sections.The single switch for the backup computer has a reliability of .96.

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Definitions:

Total Assets

The sum of all current and non-current assets on a company's balance sheet, representing everything the company owns that has value.

Open Account

It generally refers to a commercial credit line that allows for the purchase of goods and services without immediate payment, payable at a later date.

Down Payment

An initial payment made when purchasing a good or service, typically a percentage of the total price, with the remainder due later.

Equipment

Tangible items used in the operation or production process of a business.