Which of the following subphases are defined in the maintenance phase of the life cycle models?

A.
Change control

B.
Configuration control

C.
Request control

D.
Release control

Explanation:
The subphases of the maintenance phase in the life cycle model are as follows:
Request control: This phase manages the users’ requests for changes to the software product and
gathers information that can be used for managing this activity.
Change control: This phase is the most important step in the maintenance phase. Various issues are
addressed by the change control phase. Some of them are as follows:
1.Recreating and analyzing the problem
2.Developing the changes and corresponding tests
3.Performing quality control
Release control: It is associated with issuing the latest release of the software. Release control phase
involves deciding which requests will be included in the new release, archiving of the release,
configuration management, quality control, distribution, and acceptance testing.
Answer option B is incorrect. This is not a valid option.
CISM Review Manual 2010, Contents: “Information security process management”