Software Engineering (10th Edition)
10th Edition
ISBN: 9780133943030
Author: Ian Sommerville
Publisher: PEARSON
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Chapter 11, Problem 11.2E
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Software Systems:
The reliability metrics for the classes of software system is shown below.
| System | Reliability Metric | Suggested Value |
| Patient monitoring system | Availability | System must be unavailable for less than 20 minutes per month. |
| Word processor | Rate of Occurrence of Failure | Failures that result in loss of data should not occur more than once per 1200 hours of use... |
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