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When to Leave a System Unchanged

publish date: 2026/06/24 21:04:1.452645 UTC

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Under what condition should the 'leave the system unchanged and continue with regular maintenance' option be chosen?

When the system requires a complete architectural rewrite immediately

When the system has been completely scrapped already

When the system is still required but is fairly stable and users make relatively few change requests

When the system has zero remaining business value

Correct Answer

When the system is still required but is fairly stable and users make relatively few change requests

Explanation

Leaving a system unchanged and continuing regular maintenance is appropriate when the system is still required but is fairly stable, with users making relatively few change requests. This minimizes disruption and cost for a system that is functioning adequately.

Reference

Software Engineering, Ian Sommerville, 10th edition

Quizzes you can take where this question appears

Legacy System Management - The Four Strategic Options