Review Test 2
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
