March 2015
Intermediate to advanced
816 pages
36h 46m
English
9.1. Explain why a software system that is used in a real-world environment must change or become progressively less useful.
9.2. From Figure 9.4, you can see that impact analysis is an important subprocess in the software evolution process. Using a diagram, suggest what activities might be involved in change impact analysis.
9.3. Explain why legacy systems should be thought of as sociotechnical systems rather than simply software systems that were developed using old technology.
9.4. Under what circumstances might an organization decide to scrap a system when the system assessment suggests that it is of high quality and high business value?
9.5. What are the strategic options for legacy system evolution? When ...
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