Exam 14: Maintaining Information Systems

Who receives the maintenance request when an organizational group that uses the system will make a request to change the system?

Over the life of a system,corrective maintenance is most likely to occur after initial system installation or after major system changes.This means that adaptive,perfective,and preventive maintenance activities can lead to corrective maintenance activities if not carefully designed and implemented.

________ maintenance is usually less urgent than corrective maintenance because business and technical changes typically occur over some period of time.

Which maintenance involves changes made to a system to reduce the chance of future system failure?

Who is responsible for keeping copies of all prior versions of all system modules,including the build routines?

What are the factors that influence maintainability of a system? Which ones are the most significant?

It may be necessary to ________ a Web site with search engines when the content of the site changes significantly.

________ is/are needed to construct any version of the system that has ever existed.

"Personnel may have limited job mobility and lack access to adequate human and technical resources" is a disadvantage of which maintenance organizational structure?

________ tools allow one to trace an executable code module back to its original source code version,greatly speeding the identification of programming errors.

In situations where a company has not developed its systems in-house but instead has licensed software,as in the case of ERP systems,maintenance costs remain ________.

Which maintenance adds little or no value to the organization and simply focuses on removing defects from an existing system without adding new functionality?

Maintainability is the ease with which ________ can be understood,corrected,adapted,and enhanced.

Which activity in the maintenance phase requires that a formal process be established whereby users can submit system change requests?

The maintenance phase is the ________ phase of the systems development life cycle.

Many systems professionals feel that ________ maintenance is not really maintenance but rather new development.

Enhancement-type requests must first be evaluated to see whether they are aligned with future business and information systems' plans.If not,the request will be rejected and the requester will be informed.

High-quality documentation leads to a(n)________ percent reduction in the system maintenance effort when compared with average-quality documentation.

In which maintenance type are changes made to a system to repair flaws in its design,coding,or implementation?

Perfective maintenance involves making enhancements to improve processing performance or interface usability or to add desired,but not necessarily required,system features.