Question 1

Decomposing a DFD means:

Accepted Answer

A) Balancing the processes so that each process has three and only three sub-processes 
B) Breaking complex processes into a structured set of detailed diagrams 
C) Doing a walk through on the entire DFD structure with all the analysts on the project team 
D) Taking lower levels of process refinement and aggregating them into a major system 
E) Making sure that all data stores are shown on each child DFD diagram 
A) Balancing the processes so that each process has three and only three sub-processes 
B) Breaking complex processes into a structured set of detailed diagrams 
C) Doing a walk through on the entire DFD structure with all the analysts on the project team 
D) Taking lower levels of process refinement and aggregating them into a major system 
E) Making sure that all data stores are shown on each child DFD diagram

Question 2

The normal order of processes would be: requirements gathering,use case development,process modeling (data flow diagrams).

Accepted Answer

A) True 
 B)False

Question 3

What diagram will have sub-processes with numbers like 3.3.1,3.3.2,3.3.3 (etc. )and also have flows coming in (or going out)that are not illustrated?

Accepted Answer

A) Context diagram 
B) Level 0 diagram 
C) Gantt diagram 
D) Level 1 diagram 
E) Level 2 diagram 
A) Context diagram 
B) Level 0 diagram 
C) Gantt diagram 
D) Level 1 diagram 
E) Level 2 diagram

Question 4

Data that is moving from a process to another process is called a 'data stream'.

Accepted Answer

A) True 
 B)False

Question 5

In general,all process models will have as many level 1 diagrams as there are processes on the level 0 diagram.

Accepted Answer

A) True 
 B)False

Question 6

Data stores are named with nouns and have an identification number and description.

Accepted Answer

A) True 
 B)False

Question 7

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 8

What is the relationship between context diagrams and level 0 diagrams.

Accepted Answer

Context diagrams show only one process a

Question 9

An external entity 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 10

Amy has created a context diagram.What one DFD component is probably not shown?

Accepted Answer

A) Process 
B) Data flow 
C) UML Stage 
D) Data store 
E) External Entity 
A) Process 
B) Data flow 
C) UML Stage 
D) Data store 
E) External Entity

Question 11

The purpose of the Level 0 DFD is to show all the major high-level processes of the system and how they are interrelated.

Accepted Answer

A) True 
 B)False

Question 12

What is the relationship between level 0 and level 1 DFD diagrams?

Accepted Answer

Level 0 DFD's show all the processes (an

Question 13

Which Data Flow Diagram does not have data stores?

Accepted Answer

A) Context diagram 
B) Level 0 diagram 
C) Level 1 diagrams 
D) Level 2 diagrams 
E) Process Diagram 
A) Context diagram 
B) Level 0 diagram 
C) Level 1 diagrams 
D) Level 2 diagrams 
E) Process Diagram

Question 14

A repository for data in DFDs is called a 'data store'

Accepted Answer

A) True 
 B)False

Question 15

Create a level 0 diagram for the following: Insurance-R-Us is an online car insurance company.The main processes are: Get Customer Information;Calculate Risk;Calculate Rate Quote.

Accepted Answer

Using Data Flow Diag

Question 16

Chunxia is balancing her DFD.This means she is:

Accepted Answer

A) Making sure that all information presented at one level is accurately represented in the next level 
B) Making sure that each data store has at least one input data flow and at least one output data flow 
C) Making sure that each process has at least one input data flow and at least one output data flow 
D) Making sure that all processes start with action verb phrases 
E) Making sure that all data flows have noun names 
A) Making sure that all information presented at one level is accurately represented in the next level 
B) Making sure that each data store has at least one input data flow and at least one output data flow 
C) Making sure that each process has at least one input data flow and at least one output data flow 
D) Making sure that all processes start with action verb phrases 
E) Making sure that all data flows have noun names

Question 17

Data (like Year-to-date totals)that come from a data store and are used in a process (like 'Calculate YTD Totals')and then the updated amounts are written back to the data store - can be drawn on a DFD model as a two-headed arrow.

Accepted Answer

A) True 
 B)False

Question 18

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 19

Iterations are not used in good DFD design.

Accepted Answer

A) True 
 B)False

Question 20

Data flow diagramming is:

Accepted Answer

A) The only process modeling currently used 
B) A detailed description of data 
C) Almost the same as a flow chart 
D) Focused on the processes or activities that are performed 
E) A visual version of a use case 
A) The only process modeling currently used 
B) A detailed description of data 
C) Almost the same as a flow chart 
D) Focused on the processes or activities that are performed 
E) A visual version of a use case

Decomposing a DFD means:

The normal order of processes would be: requirements gathering,use case development,process modeling (data flow diagrams).

What diagram will have sub-processes with numbers like 3.3.1,3.3.2,3.3.3 (etc. )and also have flows coming in (or going out)that are not illustrated?

Data that is moving from a process to another process is called a 'data stream'.

In general,all process models will have as many level 1 diagrams as there are processes on the level 0 diagram.

Data stores are named with nouns and have an identification number and description.

Processes in data flow diagramming are represented by:

What is the relationship between context diagrams and level 0 diagrams.

An external entity is:

Amy has created a context diagram.What one DFD component is probably not shown?

The purpose of the Level 0 DFD is to show all the major high-level processes of the system and how they are interrelated.

What is the relationship between level 0 and level 1 DFD diagrams?

Which Data Flow Diagram does not have data stores?

A repository for data in DFDs is called a 'data store'

Create a level 0 diagram for the following: Insurance-R-Us is an online car insurance company.The main processes are: Get Customer Information;Calculate Risk;Calculate Rate Quote.

Chunxia is balancing her DFD.This means she is:

Data (like Year-to-date totals)that come from a data store and are used in a process (like 'Calculate YTD Totals')and then the updated amounts are written back to the data store - can be drawn on a DFD model as a two-headed arrow.

Which would be the normal order of tasks?

Iterations are not used in good DFD design.

Data flow diagramming is:

The Systems Analyst and Information Systems Development

Project Selection and Management

Requirements Determination

Use Case Analysis

Data Modeling

Moving Into Design

Rchitecture Design

User Interface Design

Program Design

Data Storage Design

Moving Into Implementation

Transition to the New System

The Movement to Objects

Filters

Exam 5: Process Modeling

Decomposing a DFD means:

The normal order of processes would be: requirements gathering,use case development,process modeling (data flow diagrams).

What diagram will have sub-processes with numbers like 3.3.1,3.3.2,3.3.3 (etc. )and also have flows coming in (or going out)that are not illustrated?

Data that is moving from a process to another process is called a 'data stream'.

In general,all process models will have as many level 1 diagrams as there are processes on the level 0 diagram.

Data stores are named with nouns and have an identification number and description.

Processes in data flow diagramming are represented by:

What is the relationship between context diagrams and level 0 diagrams.

An external entity is:

Amy has created a context diagram.What one DFD component is probably not shown?

The purpose of the Level 0 DFD is to show all the major high-level processes of the system and how they are interrelated.

What is the relationship between level 0 and level 1 DFD diagrams?

Which Data Flow Diagram does not have data stores?

A repository for data in DFDs is called a 'data store'

Create a level 0 diagram for the following: Insurance-R-Us is an online car insurance company.The main processes are: Get Customer Information;Calculate Risk;Calculate Rate Quote.

Chunxia is balancing her DFD.This means she is:

Data (like Year-to-date totals)that come from a data store and are used in a process (like 'Calculate YTD Totals')and then the updated amounts are written back to the data store - can be drawn on a DFD model as a two-headed arrow.

Which would be the normal order of tasks?

Iterations are not used in good DFD design.

Data flow diagramming is:

The Systems Analyst and Information Systems Development

Project Selection and Management

Requirements Determination

Use Case Analysis

Data Modeling

Moving Into Design

Rchitecture Design

User Interface Design

Program Design

Data Storage Design

Moving Into Implementation

Transition to the New System

The Movement to Objects

Filters