Exam 10: Information Systems Analysis and Design

Direct conversion avoids some of the risk of parallel conversion because the old system remains in service while some or all of the new system is activated.

-In the accompanying figure,the Student item represents a data store.

A(n)____________________ is a place where software testing can occur without disrupting the organization's regular information system.

A DSS typically includes modeling tools to help managers create a numerical representation of a situation and explore "what-if" alternatives.A(n)____ is an example of this type of tool.

-The excerpt from an application specification shown in the accompanying figure describes in detail how the information system's software should process a particular task involving inventory data._________________________

-In the accompanying figure,the ____ item represents a filing cabinet,disk,or tape that holds data.

The ____ quality-of-service (QoS)metric is defined as the number of errors occurring in a particular time interval for a particular function.

An information system must support the needs of people who engage in many different organizational activities.

EIS stands for ____________________.

You are planning to migrate your business from its current information system to a new,more efficient information system.Your business has several branches,each of which has its own independent information processing system.A ____ would be appropriate in this situation.

Despite new tools and the data they provide,many semi-structured and structured problems continue to be resolved based on "guesstimates." _________________________

A ____ is a question or set of instructions describing data that must be gathered to make a decision.

Nonprofit organizations are formed to accomplish social,political,or charitable goals that do not include amassing profit._________________________

MATCHING Identify the letter of the choice that best matches the phrase or definition. -Less routine than a structured problem due to a degree of uncertainty;for example,the amount of holiday inventory a retail business should order

____ testing is performed to ensure that software modules operate together correctly.

A common threat to the data stored on a corporate information system is an act of war,which includes all of the following EXCEPT ____.

In order to become more efficient, your company has restructured its management team. You are to convey these changes to the rest of the company. -Amanda Roberts is now in charge of planning the organization's long-range goals for profitability,market share,and membership levels.She is now a(n)____.

-As illustrated in the accompanying figure,a neural network is a software tool containing an inference engine and a user interface that developers use to enter facts and rules for the knowledge base.

A ____ metric is a technique for measuring a specific characteristic by monitoring system performance and analyzing responses to user satisfaction surveys.

Most information systems rely on computers and communications networks to store,process,and transmit information with far more efficiency than would be possible with manual systems.