Exam 1: Introduction to Systems Analysis and Design

System software controls the flow of data,provides data security,and manages network operations.

A(n)_____ uses various symbols and shapes to represent data flow,processing,and storage.

The _____ method of developing systems produces code that is modular and reusable.

After developing a model,many CASE tools can generate program code,which impedes and slows down the implementation process.

Many large IT departments use a(n)_____ team that reviews and tests all applications and systems changes to verify specifications and software quality standards.

Assistive technology refers to the combination of hardware,software,and services that people use to manage,communicate,and share information.

It is a new day at the firm.Roark has been in place for a few weeks,strengthening the communications skills of his employees,getting them to work much better together.Now,the challenge that he faces is not an internal one;it lies with the client,which is increasingly incapable of sticking with decisions.Roark,based on his past experience with other clients like this,is afraid that the client will throw them a curveball and want to make changes late in the game-but that they also will be unwilling to absorb the costs of those changes.For this reason,which method of development will Roark eliminate?

During the _____ of the systems development life cycle (SDLC),the IT staff maintains,enhances,and protects the system.

The waterfall model emphasizes interactivity among the phases.

Internet-based commerce is called _____ and includes two main sectors: B2C (business-to-consumer)and B2B (business-to-business).

In a(n)_____ model,the result of each phase is called a deliverable,which flows into the next phase.

_____ provides vital protection and maintenance services for system hardware and software,including enterprise computing systems,networks,transaction processing systems,and corporate IT infrastructure.

Most large companies require systems that combine transaction processing,business support,knowledge management,and user productivity features.

Agile methods typically use a(n)_____ ,which represents a series of iterations based on user feedback.

In a systems development life cycle (SDLC)model,the purpose of the _____ is to build a logical model of the new system.

A large concentration of networked computers working together is called a data ranch.

_____ is a systems development technique that tests system concepts and provides an opportunity to examine input,output,and user interfaces before final decisions are made.

Structured analysis is called a(n)_____ technique because it focuses on processes that transform data into useful information.

In object-oriented analysis,an object is a member of a(n)_____,which is a collection of similar objects.

Which is one of the main sectors of ecommerce?