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high reliability comparison table
Subject be is a kind of is a subtopic of require has definition
reliabilitymore important than efficiency in a safety-critical systemnon-functional requirement4.5 - Types of Requirements An important quality of software that measures the frequency of failures, as encountered by testers and end-users
high reliabilitythe result of a very low failure ratereliability1.5 - Software Qualityrepeatedly checking for errors and adding redundant computations 

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