Exam 13: Developing Information Systems

"The systems developer notes all changes the user requests and refines the prototype accordingly" describes which step in the prototyping process?

To show each level of a system's design,its relationship to other levels,and its place in the overall design structure,structured methodologies use

Approximately 20 percent of the time devoted to maintenance is used for ________ or correcting emergency production problems.

The ________ introduces the new system in stages,either by functions or by organizational units.

Identify and describe each of the five systems development approaches.

Billy is in the final stages of developing a new accounting system for his car dealership.He is not sure how to implement the system.Describe four conversion methods and their advantages and disadvantages.

Information technology can promote various degrees of organizational change,ranging from ________ to far-reaching.

Management should control the development of end-user applications by

Enabling organizations to make continual improvements to many business processes and to use processes as the fundamental building blocks of corporate information systems is the goal of

A paradigm shift involves rethinking the nature of the business and the nature of the organization.

One of the most important strategic decisions that a firm can make is not deciding how to use information systems to improve business processes but rather understanding what business processes need ________.

"The user is encouraged to work with the system to determine how well the prototype meets his or her needs and to make suggestions for improving the prototype" describes which step in the prototyping process?

A problem with prototyping is that the systems constructed using this method may not be able to handle large quantities of data in a production environment.

Thorough testing is not required if,during the programming stage,the design documents are sufficiently detailed.

Many companies today are focusing on developing new information systems that will improve their business processes.

The Canadian trucking and transportation firm Trans-X used new information systems to change its business model.Trans-X created a new business managing the logistics for other companies.This more radical form of business change is called ________.

New information systems are an outgrowth of a process of organizational problem solving.

To be used effectively,________ tools require organizational discipline.

________ management is the process of streamlining business procedures so that documents can be moved easily and efficiently.

Susan has decided on a conversion strategy to the new system.In this strategy,both the old system and its potential replacement are run together for a time until everyone is assured that the new one functions correctly.This is the safest conversion approach because,in the event of errors or processing disruptions,the old system can still be used as a backup.However,this approach is very expensive,and additional staff or resources may be required to run the extra system.Which conversion strategy are they employing?