Exam 7: Moving on to Design

Time and arrangements types of outsourcing contracts would be preferred when the client and the outsourcer have difficulty specifying the work required to complete the project.

The _____ layer addresses the issues involving the persistence of the objects contained in the system.

It can be much more efficient to buy programs that have already been created, tested, and proven, and a packaged software system can be bought and installed in a relatively short period of time compared with a custom system.

The purpose of the design phase is to create a blueprint for the new system.

Explain how the factor "project skills" influences the selection of a design strategy for a project.

An advantage of custom development is that the organization can _____.

Briefly describe the five different software layers.

The layer that keeps the user interface implementation separate from the application or problem domain classes is the _____ layer.

When the timeframe for implementation is short, it is best to consider custom development.

The following are all strengths of a custom development design strategy EXCEPT _____.

A workaround is a custom-built add-on program that interfaces with the packaged application to handle special needs.

An object wrapper creates an application program interface (API) to a legacy system, enabling object-oriented systems to interact with it.

Michael would like to complete this development project quickly so that the IS department may move onto more strategic needs. He has assigned Joan to coordinate the project because she worked recently with a local vendor and has an established relationship. Michael has decided to use package software for this project.

A disadvantage of outsourcing the application development process is that the organization may lose control over confidential information.

An advantage of purchasing packaged software is that the organization can _____.

When selecting a design strategy an organization should consider project management experience, project skills, functional skill development, time frame, costs, and flexibility.

Explain how the "project management" factor influences the selection of a design strategy for a project.

A(n) ______ matrix can be used to organize the pros and cons of the design alternatives so that the best solution will be chosen in the end.

If in-house experience exists for all the functional and technical needs of the new system, it will be easier to outsource the building of the system, because the company employees with those skills will be able to quickly learn the new system with very little training.

The decision on which design strategy to use depends on _____.