Q. What type of maintenance tasks are common during the decline stage?

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Q. What is necessary for successful maintenance?

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Q. When does the knowledge of the application usually become scant?

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Q. What is the main activity of code-related tasks in maintenance?

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Q. How much effort does isolation take in a single maintenance task?

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Q. Which type of maintenance task takes the most effort in isolation?

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Q. Which type of maintenance task takes the most effort in modification?

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Q. What are some of the major causes of maintenance problems?

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Q. What is the definition of software evolution according to Lehman and Belady?

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Q. What is the Law of Continuing Change in software evolution?

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Q. What is the Law of Increasing Complexity in software evolution?

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Q. What is the ultimate result of entropy in software systems?

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Q. What is the purpose of refactoring in agile methods?

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Q. What is the main problem with software maintenance?

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Q. What makes it difficult for maintenance programmers to understand the system from its source code?

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Q. Why do maintenance programmers become part historian, part detective, and part clairvoyant?

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Q. Why is it important to have a design rationale for software maintenance?

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Q. What is the purpose of code improvement process at a low level?

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Q. What is the general view of the maintenance work?

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Q. Who is usually assigned to the maintenance group?

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