Exam 9: Developing and Acquiring Information Systems

A company has a five-member team in charge of development and maintenance of its information systems.An information system is in place,and the team performs routine maintenance to keep it running smoothly.Which of the following scenarios is an example of adaptive maintenance?

________ are alternative measures of outcomes that help clarify the impact a change will have on the firm.

________ represents the way in which data are transformed.

________ is the process of decommissioning the current way of doing things and installing the new system in the organization.

The biggest increases in productivity results from increased system efficiency rather than system effectiveness.

Which of the following is the main advantage of customizable software over off-the-shelf software?

The first phase of the systems development lifecycle is systems design.

Proxy variables cannot be used to measure changes in terms of their perceived value to the organization.

An enterprise license is also known as a(n)________ license.

Analysts interview people informed about the operation and issues of the current or proposed system.

Salaries paid to employees are non-recurring costs.

Which of the following can be considered beta testing?

Purchasing an existing system from an outside vendor is referred to as external acquisition.

________ testing involves testing of the capabilities of the system in the user environment with actual data.

________ maintenance involves making enhancements to improve processing performance or interface usability or adding desired (but not necessarily required)system features (in other words,"bells and whistles").

________ use the Internet to check the software vendor's Web site for available fixes to problems.The application downloads and installs these in order to fix software flaws.

Preventive maintenance of a system involves ________.

Business case arguments based on ________ focus on beliefs about organizational strategy,competitive advantage,industry forces,customer perceptions,market share,and so on.

Describe some methods of requirements collection during systems analysis.

________ testing focuses on testing the correctness of individual modules and the integration of multiple modules.