Question 1

Every process on a DFD must have at least one input data flow.

Accepted Answer

A) True 
 B)False

Question 2

Which would be the normal order of tasks?

Accepted Answer

A)  Requirements gathering, creating DFDs, creating use cases 
B)  Creating use cases; creating DFD, holding JAD sessions 
C)  Interviewing and/or JAD sessions; creating use cases; creating data flow diagrams 
D)  Doing BPR, analyzing documents, creating DFDs, creating use cases 
E)  Doing activity elimination, doing use cases, doing DFDs 
A)  Requirements gathering, creating DFDs, creating use cases 
B)  Creating use cases; creating DFD, holding JAD sessions 
C)  Interviewing and/or JAD sessions; creating use cases; creating data flow diagrams 
D)  Doing BPR, analyzing documents, creating DFDs, creating use cases 
E)  Doing activity elimination, doing use cases, doing DFDs

Question 3

The context diagram shows:

Accepted Answer

A)  Detailed processing logic 
B)  All major processes 
C)  All the data stores in the system 
D)  The "big picture" of the system with external entities and only one process 
E)  The system in context with all other systems in that department (for example, accounts payable, accounts receivable, etc.) 
A)  Detailed processing logic 
B)  All major processes 
C)  All the data stores in the system 
D)  The "big picture" of the system with external entities and only one process 
E)  The system in context with all other systems in that department (for example, accounts payable, accounts receivable, etc.)

Question 4

A process is:

Accepted Answer

A)  An activity or a function that is performed for some specific business reason 
B)  A single piece of data 
C)  A collection of data 
D)  A trigger to a use case 
E)  A person, organization or system outside of the system 
A)  An activity or a function that is performed for some specific business reason 
B)  A single piece of data 
C)  A collection of data 
D)  A trigger to a use case 
E)  A person, organization or system outside of the system

Question 5

Which of the following would be a "miracle" error on a DFD?

Accepted Answer

A)  A data store has only an output data flow 
B)  A data store has only an input data flow 
C)  A process has no input data flows 
D)  A process has no output data flows 
E)  An external entity shows up on a Level 2 diagram 
A)  A data store has only an output data flow 
B)  A data store has only an input data flow 
C)  A process has no input data flows 
D)  A process has no output data flows 
E)  An external entity shows up on a Level 2 diagram

Question 6

External entities are a person,organization,or system that is external to the system,but interacts with it.

Accepted Answer

A) True 
 B)False

Question 7

An external entity is:

Accepted Answer

A)  An activity of a function that is performed for some specific business reason 
B)  A single piece of data within a system 
C)  A collection of data within a system 
D)  A person, organization or system that is external to the system 
E)  A combination of function and the data it acts upon 
A)  An activity of a function that is performed for some specific business reason 
B)  A single piece of data within a system 
C)  A collection of data within a system 
D)  A person, organization or system that is external to the system 
E)  A combination of function and the data it acts upon

Question 8

Process models are only used to document the current system (that is,the "as-is" system),since that is the system the users know and is the system that will be modified.

Accepted Answer

A) True 
 B)False

Question 9

A data store is:

Accepted Answer

A)  An activity of a function that is performed for some specific business reason 
B)  A single piece of data within a system 
C)  A collection of data within a system 
D)  A person, organization or system that is external to the system 
E)  A combination of function and the data it acts upon 
A)  An activity of a function that is performed for some specific business reason 
B)  A single piece of data within a system 
C)  A collection of data within a system 
D)  A person, organization or system that is external to the system 
E)  A combination of function and the data it acts upon

Question 10

The act of taking a level 1 diagram and creating level 2 diagrams is called:

Accepted Answer

A)  Breakdown 
B)  Division 
C)  Decomposing 
D)  Splitting 
E)  Halving 
A)  Breakdown 
B)  Division 
C)  Decomposing 
D)  Splitting 
E)  Halving

Question 11

Data flows coming out of a data store are dashed lines,data flows coming into a data store are solid lines with a head on the arrow pointing to the data store.

Accepted Answer

A) True 
 B)False

Question 12

Processes in data flow diagramming are represented by:

Accepted Answer

A)  Rounded boxes 
B)  Arrows 
C)  Rectangles that is open on the right end 
D)  Enclosed rectangles 
E)  Circles 
A)  Rounded boxes 
B)  Arrows 
C)  Rectangles that is open on the right end 
D)  Enclosed rectangles 
E)  Circles

Question 13

Context diagrams and Level 0 diagrams deliberately hide some of the system's complexity.

Accepted Answer

A) True 
 B)False

Question 14

Ramesh has drawn a set of DFD's that are not properly balanced.This is probably a:

Accepted Answer

A)  Syntax error 
B)  Semantic error 
C)  Modeling error 
D)  First law of conservation of data error 
E)  Second law of conservation of data eror 
A)  Syntax error 
B)  Semantic error 
C)  Modeling error 
D)  First law of conservation of data error 
E)  Second law of conservation of data eror

Question 15

A 'black hole' error on a DFD is when a process creates output without an input.

Accepted Answer

A) True 
 B)False

Question 16

A 'black hole' error on a DFD is when a process has inputs but no outputs.

Accepted Answer

A) True 
 B)False

Question 17

What are 'syntax' errors and 'semantic' errors in DFD construction?

Accepted Answer

Syntax refers to the structure of the DF

Question 18

Data stores in data flow diagramming are represented by:

Accepted Answer

A)  Rounded boxes 
B)  Arrows 
C)  Rectangles that are open on the right end 
D)  Rectangles 
E)  Circles 
A)  Rounded boxes 
B)  Arrows 
C)  Rectangles that are open on the right end 
D)  Rectangles 
E)  Circles

Question 19

Every process has a unique identification number,a name and a description.

Accepted Answer

A) True 
 B)False

Question 20

An external entity in data flow diagramming is represented by:

Accepted Answer

A)  Rounded boxes 
B)  Arrows 
C)  Rectangles that are open on the right end 
D)  Rectangles 
E)  Circles 
A)  Rounded boxes 
B)  Arrows 
C)  Rectangles that are open on the right end 
D)  Rectangles 
E)  Circles

Every process on a DFD must have at least one input data flow.

Which would be the normal order of tasks?

The context diagram shows:

A process is:

Which of the following would be a "miracle" error on a DFD?

External entities are a person,organization,or system that is external to the system,but interacts with it.

An external entity is:

Process models are only used to document the current system (that is,the "as-is" system),since that is the system the users know and is the system that will be modified.

A data store is:

The act of taking a level 1 diagram and creating level 2 diagrams is called:

Data flows coming out of a data store are dashed lines,data flows coming into a data store are solid lines with a head on the arrow pointing to the data store.

Processes in data flow diagramming are represented by:

Context diagrams and Level 0 diagrams deliberately hide some of the system's complexity.

Ramesh has drawn a set of DFD's that are not properly balanced.This is probably a:

A 'black hole' error on a DFD is when a process creates output without an input.

A 'black hole' error on a DFD is when a process has inputs but no outputs.

What are 'syntax' errors and 'semantic' errors in DFD construction?

Data stores in data flow diagramming are represented by:

Every process has a unique identification number,a name and a description.

An external entity in data flow diagramming is represented by:

The Systems Analyst and Information Systems Development

Project Selection and Management

Requirements Determination

Systems Analysis and Design

Data Modeling

Moving Into Design

Architecture Design

Dennis/wixom/roth

Program Design

Data Storage Design

Moving Into Implementation

Transition to the New System

the Movement to Objects

Filters

Exam 5: Process Modeling

Every process on a DFD must have at least one input data flow.

Which would be the normal order of tasks?

The context diagram shows:

A process is:

Which of the following would be a "miracle" error on a DFD?

External entities are a person,organization,or system that is external to the system,but interacts with it.

An external entity is:

Process models are only used to document the current system (that is,the "as-is" system),since that is the system the users know and is the system that will be modified.

A data store is:

The act of taking a level 1 diagram and creating level 2 diagrams is called:

Data flows coming out of a data store are dashed lines,data flows coming into a data store are solid lines with a head on the arrow pointing to the data store.

Processes in data flow diagramming are represented by:

Context diagrams and Level 0 diagrams deliberately hide some of the system's complexity.

Ramesh has drawn a set of DFD's that are not properly balanced.This is probably a:

A 'black hole' error on a DFD is when a process creates output without an input.

A 'black hole' error on a DFD is when a process has inputs but no outputs.

What are 'syntax' errors and 'semantic' errors in DFD construction?

Data stores in data flow diagramming are represented by:

Every process has a unique identification number,a name and a description.

An external entity in data flow diagramming is represented by:

The Systems Analyst and Information Systems Development

Project Selection and Management

Requirements Determination

Systems Analysis and Design

Data Modeling

Moving Into Design

Architecture Design

Dennis/wixom/roth

Program Design

Data Storage Design

Moving Into Implementation

Transition to the New System

the Movement to Objects

Filters