Review Test 2

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A(n) ________ diagram shows the conditional logic for the sequence of system activities needed to accomplish a business process

Activity

A(n) ________ is an external entity that interacts with a system and is someone or something that exchanges information with the systems.

Actor

The second phase in the SDLC is ________.

Analysis

Why are forms important?

Because they explain what data flows out of a system

Which option identifies the point at which benefits equal costs?

Break-Even Analysis

three parts of a decision table

Condition, Action, Rules

Which of the following is NOT a part of project initiation?

Create a project budget

Which of the following is an example of an intangible cost?

Customer goodwill

A ________ is a diagram of process logic where the logic is reasonably complicated.

Decision Table

What is the end result of a JAD?

Detailed documents of the current system

Which feasibility category deals with identifying financial benefits associated with the project?

Economic

Which of the following is an example of a tangible benefit?

Error reduction in data entry

Which of the following is NOT a form of closed-ended questions?

Essay

________ and ________ are the two types of prototypes.

Evolutionary; throwaway

A level-1 diagram is a DFD that represents a system's major processes, data flows, and data stores at a high level of detail.

False

If your DFD contains data flows that do not lead anywhere or data stores, processes or external entities that are not connected to anything else, your DFD is not accurate.

False

JADs are best held at the corporate office where everyone's office is nearby.

False

One of the key emphases of eXtreme Programming is to use a three-person programming team.

False

Small projects do not have any risk

False

The baseline business plan is a type of project and contains steps for overall systems development.

False

The second phase in the SDLC is Design.

False

There are two different standard sets of DFD symbols and each set consists of three symbols that represent the same things.

False

Which type of project should companies not have too many of?

High Risk

What is the first step in the BPR effort?

Identify the key process

A(n) ________ arises when one use case uses another use case and is shown diagrammatically as a dotted-line arrow pointed toward the use case that is being used.

Include Relationship

No process can have only ________ and if an object has only that, then it must be a sink.

Inputs

Which of the following is NOT an advantage of a group interview?

It is a waste of an analysts time to interview a group.

A ________ is a DFD that represents a system's major processes, data flows, and data stores at a high level of detail.

Level 0

At the ________ level of DFDs, new data flows may be added to represent data that are transmitted under exceptional conditions. These data flows typically represent error messages or confirmation notices.

Lowest

________ current system users is a more direct way of seeing how an existing system operates.

Observing

No process can have only ________. It would be making data from nothing (a miracle). If an object has only outputs, then it must be a source.

Outputs

The lowest level of a DFD is called a ________ data flow diagram.

Primitive

________ is NOT one of the levels of details suggested by Cockburn.

Red

All of the following are categories of feasibility except ________.

Scope

What is the first guideline in effective interviewing?

Set an appointment

Which of the following is NOT included in the feasibility assessment?

System Alternatives

Who is typically responsible for performing the PIP process?

Systems Analyst

Assume a proposed system has a useful life of 5 years, one-time costs of $250,000, recurring costs of $80,000 per year, and tangible benefits of $175,000 per year. If the cost of capital is 12%, what is the overall NPV? Overall ROI? Break-even point?

The overall NPV is $92,454; the overall ROI is .17, and break-even occurs in year 4.

What is the primary purpose of JAD?

To gather systems requirements simultaneously

A data flow has a noun phrase label. More than one data flow noun phrase can appear on a single arrow as long as all of the flows on the same arrow move together as one package.

True

An example of a recurring tangible cost is software.

True

BPR advocates believe radical increases in the quality of business processes can be accomplished with IT.

True

For risker projects, the return is typically greater.

True

The useful life of many IS may not exceed five years

True

When interviewing someone, the interviewer should make sure the questions do imply an answer is right or wrong.

True

________ are peer group reviews of products created via the systems development process.

Walk-throughs


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