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Question

Approximately what percentage of the total maintenance effort is spent on adapting software to environmental changes?

a.

25%

b.

50%

c.

75%

d.

100%

Answer: (a).25% Explanation:Adaptive maintenance, adapting the software to changes in the environment, accounts for about 25% of the total maintenance effort.

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Q. Approximately what percentage of the total maintenance effort is spent on adapting software to environmental changes?