Chapter 14: Maintaining Information Systems
1) During the maintenance phase, system change requests are implemented via an informal review process.
TRUE FALSE
2) All of the following are reasons why some type of system service request documents are needed during the maintenance phase except ________.
A) to keep users happy
B) request new features
C) report problems
D) request new development
3) The maintenance phase of the SDLC is a subset of the activities of the entire development process.
TRUE FALSE
4) The business needs of XYZ, Inc are changing, so the company will have to go through ________ to evolve its functionality.
A) preventive maintenance
B) perfective maintenance
C) corrective maintenance
D) adaptive maintenance
5) Which type of maintenance offers the least value to the organization?
A) Preventive
B) Adaptive
C) Corrective
D) Perfective
6) What percentage defines an organization's information systems maintenance costs?
A) 60 to 80 percent
B) 10 to 30 percent
C) 52 percent
D) 5 percent