In section 2.3 we stated that one of the desirable features of an operating system is reliability; indeed an unreliable system is of very little use. In this chapter we examine more closely what is meant by reliability, and discuss ways in which the reliability of an operating system can be increased. We shall see that reliability is not an ‘add-on’ extra, but a requirement which must be considered from the earliest stages of system design.
KeywordsError Detection Filing System Acceptance Test Fault Treatment Software Fault
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