Question 1

Calculating an employee's salary is represented on a data flow diagram as a:

Accepted Answer

A) data flow 
B) source 
C) data store 
D) process

Question 2

Data flow diagrams are useful for modeling processes in __________.

Accepted Answer

The answer of Data flow diagrams are useful for modeling...

Question 3

If your DFD contains data flows that do not lead anywhere,then your DFD violates the __________ guideline.

Accepted Answer

The answer of If your DFD contains data flows that...

Question 4

When constructing data flow diagrams,you should show the interactions that occur between sources and sinks.

Accepted Answer

A) True 
 B)False

Question 5

The decomposition of Process 1.1 is shown on a level-1 diagram.

Accepted Answer

A) True 
 B)False

Question 6

Inefficiencies cannot be identified by studying DFDs.

Accepted Answer

A) True 
 B)False

Question 7

An individual wishes to withdraw cash from an ATM machine.Prepare a decision table to represent this situation.Please note any assumptions that you make.

Accepted Answer

The answer of An individual wishes to withdraw cash from...

Question 8

A __________ is the lowest level of decomposition for a data flow diagram.

Accepted Answer

The answer of A __________ is the lowest level of...

Question 9

__________ is an iterative process of breaking the description of a system down into finer and finer detail,which creates a set of charts in which one process on a given chart is explained in greater detail on another chart.

Accepted Answer

The answer of __________ is an iterative process of breaking...

Question 10

The extent to which all necessary components of a data flow diagram have been included and fully described refers to:

Accepted Answer

A) DFD consistency 
B) DFD completeness 
C) DFD gap proofing 
D) DFD flexibility

Question 11

Match each of the following terms with its corresponding description.
-The part of the decision table that lists the actions that result for a given set of conditions.

Accepted Answer

A) limited entry 
B) extended entry 
C) action stubs 
D) condition stubs 
E) decision table
F)indifferent condition
G)rules

Question 12

Condition stubs are that part of a decision table that lists the actions that result for a given set of conditions.

Accepted Answer

A) True 
 B)False

Question 13

What is process modeling? Identify three types of process models.

Accepted Answer

The answer of What is process modeling? Identify three types...

Question 14

The decomposition of Process 2.4.3.4 is shown on a level-4 diagram.

Accepted Answer

A) True 
 B)False

Question 15

Double-ended arrows are used to represent data flowing in both directions.

Accepted Answer

A) True 
 B)False

Question 16

DFD cohesion means your DFDs include all of the necessary components for the system you are modeling.

Accepted Answer

A) True 
 B)False

Question 17

Briefly describe the data flow diagramming symbols.Provide one example of each.

Accepted Answer

The answer of Briefly describe the data flow diagramming symbols.Provide...

Question 18

Decision tables support nested conditions.

Accepted Answer

A) True 
 B)False

Question 19

The lowest-level data flow diagrams are called level-0 diagrams.

Accepted Answer

A) True 
 B)False

Question 20

Which of the following is not one of the four types of data flow diagrams?

Accepted Answer

A) current physical 
B) current logical 
C) updated physical 
D) new physical

Exam 7: Structuring System Process Requirements

Calculating an employee's salary is represented on a data flow diagram as a:

Data flow diagrams are useful for modeling processes in __________.

If your DFD contains data flows that do not lead anywhere,then your DFD violates the __________ guideline.

When constructing data flow diagrams,you should show the interactions that occur between sources and sinks.

The decomposition of Process 1.1 is shown on a level-1 diagram.

Inefficiencies cannot be identified by studying DFDs.

An individual wishes to withdraw cash from an ATM machine.Prepare a decision table to represent this situation.Please note any assumptions that you make.

A __________ is the lowest level of decomposition for a data flow diagram.

__________ is an iterative process of breaking the description of a system down into finer and finer detail,which creates a set of charts in which one process on a given chart is explained in greater detail on another chart.

The extent to which all necessary components of a data flow diagram have been included and fully described refers to:

Match each of the following terms with its corresponding description. -The part of the decision table that lists the actions that result for a given set of conditions.

Condition stubs are that part of a decision table that lists the actions that result for a given set of conditions.

What is process modeling? Identify three types of process models.

The decomposition of Process 2.4.3.4 is shown on a level-4 diagram.

Double-ended arrows are used to represent data flowing in both directions.

DFD cohesion means your DFDs include all of the necessary components for the system you are modeling.

Briefly describe the data flow diagramming symbols.Provide one example of each.

Decision tables support nested conditions.

The lowest-level data flow diagrams are called level-0 diagrams.

Which of the following is not one of the four types of data flow diagrams?