Question

What is the essence of the iterative-enhancement model of software maintenance?

a.

Modifying the set of documents starting with the highest-level document affected by the changes, propagating the changes down through the full set of documents

b.

Quickly fixing the source code and updating documentation later

c.

Making patches upon patches to the system

d.

Changing the design and code simultaneously

Posted under Software Engineering

Answer: (a).Modifying the set of documents starting with the highest-level document affected by the changes, propagating the changes down through the full set of documents Explanation:The essence of the iterative-enhancement model of software maintenance is modifying the set of documents starting with the highest-level document affected by the changes, propagating the changes down through the full set of documents.

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