Exam 12: Systems Planning and Development

List the five-steps that the systems analysis phase comprises,and the questions the process is designed to answer.

Systems modeling looks at the information needs of an entire organization,or at least of a major division of it.

ISs,especially large ones,can often be broken into functional modules and phased into operation one at a time,a process called ____.

Cut-over conversion reduces risks because it confines any problems to fewer units.

A carefully drawn ____ can provide a useful representation of a system,whether existing or planned.

Software vendors often promote fast ____ as a selling point,and express it in terms of the short period of time over which the adopting organization can recoup the investment.

If a preliminary report concludes that the business situation warrants investment in a new IS,a more comprehensive ____________________ might be authorized.

To find the ____,the net present value of the system is calculated by combining the net present value of the costs of the system with the net present value of the benefits of the system.

Although ____ is viewed by IS professionals as lacking in glamour,it should not be taken lightly or left to less-experienced professionals.

A(n)____________________ is used to describe the flow of data in a business operation.

____________________ involves fast development of an application based on initial user requirements and several cycles of user input and developer improvements.

Although the ultimate mission of any organization is to survive and-if it is a for-profit organization-to produce profit for its owners,____________________ are rarely limited to these points.

Large ISs that address structured problems are usually conceived,planned,developed,and maintained within a framework called the ____.