Question 1

A data flow repository entry would include the composition or list of data elements contained in the data flow.

Accepted Answer

A) True 
 B)False

Question 2

What is meant by DFD completeness? What is meant by DFD consistency?

Accepted Answer

DFD completeness is the extent to which

Question 3

If a data flow appears on the context diagram and is also represented on a level-0 diagram, this would be referred to as:

Accepted Answer

A)  leveling. 
B)  flow conservation. 
C)  balancing. 
D)  cohesion. 
E)  coupling. 
A)  leveling. 
B)  flow conservation. 
C)  balancing. 
D)  cohesion. 
E)  coupling.

Question 4

The shape of a data-flow (DFD) diagramming process is a(n):

Accepted Answer

A)  arrow. 
B)  square. 
C)  rectangle. 
D)  rounded rectangle. 
E)  open box. 
A)  arrow. 
B)  square. 
C)  rectangle. 
D)  rounded rectangle. 
E)  open box.

Question 5

By placing a data store between two processes, this:

Accepted Answer

A)  decouples the processes. 
B)  enables store and forward capabilities. 
C)  enhances the flow of data between the processes. 
D)  structures the processes. 
E)  disintegrates the processes. 
A)  decouples the processes. 
B)  enables store and forward capabilities. 
C)  enhances the flow of data between the processes. 
D)  structures the processes. 
E)  disintegrates the processes.

Question 6

The determination of which items are low in stock is represented on a data-flow diagram as a process.

Accepted Answer

A) True 
 B)False

Question 7

A data flow can go directly back to the same process it leaves.

Accepted Answer

A) True 
 B)False

Question 8

A DFD that is a result of three nested decompositions of a series of subprocesses from a process on a level-0 diagram describes a:

Accepted Answer

A)  level-3 diagram. 
B)  level-1 diagram. 
C)  level-2 diagram. 
D)  primitive diagram. 
E)  context diagram. 
A)  level-3 diagram. 
B)  level-1 diagram. 
C)  level-2 diagram. 
D)  primitive diagram. 
E)  context diagram.

Question 9

On a data-flow diagram, a rectangle represents a source or a(n):

Accepted Answer

A)  data store. 
B)  process. 
C)  action stub. 
D)  data flow. 
E)  sink. 
A)  data store. 
B)  process. 
C)  action stub. 
D)  data flow. 
E)  sink.

Question 10

A data flow represents data in motion, moving from one place in the system to another.

Accepted Answer

A) True 
 B)False

Question 11

Logic modeling graphically represents the processes that capture, manipulate, store, and distribute data between a system and its environment and among components within a system.

Accepted Answer

A) True 
 B)False

Question 12

If an input from a source appears on a level-0 diagram, it must:

Accepted Answer

A)  appear on the context diagram. 
B)  be connected to a data flow. 
C)  be connected to a sink. 
D)  be connected to a data store. 
E)  be connected to two entities. 
A)  appear on the context diagram. 
B)  be connected to a data flow. 
C)  be connected to a sink. 
D)  be connected to a data store. 
E)  be connected to two entities.

Question 13

The part of a decision table that links conditions to actions is the section that contains the:

Accepted Answer

A)  action statements. 
B)  rules. 
C)  condition statements. 
D)  decision stubs. 
E)  relationship stubs. 
A)  action statements. 
B)  rules. 
C)  condition statements. 
D)  decision stubs. 
E)  relationship stubs.

Question 14

A black hole is a process that:

Accepted Answer

A)  has only inputs. 
B)  has only outputs. 
C)  has not been exploded to show enough detail. 
D)  has insufficient inputs to produce the associated processes. 
E)  generates output directly to a sink. 
A)  has only inputs. 
B)  has only outputs. 
C)  has not been exploded to show enough detail. 
D)  has insufficient inputs to produce the associated processes. 
E)  generates output directly to a sink.

Question 15

What is gap analysis? Why is gap analysis useful?

Accepted Answer

Gap analysis is the process of discoveri

Question 16

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

Accepted Answer

A) True 
 B)False

Question 17

A supplier of auto parts to your company would be represented on a data-flow diagram as a:

Accepted Answer

A)  process. 
B)  source. 
C)  data flow. 
D)  data store. 
E)  relationship. 
A)  process. 
B)  source. 
C)  data flow. 
D)  data store. 
E)  relationship.

Question 18

Graphically representing the processes that capture, manipulate, store, and distribute data between a system and its environment and among components within a system refers to:

Accepted Answer

A)  data modeling. 
B)  structure modeling. 
C)  process modeling. 
D)  transition modeling. 
E)  logic modeling. 
A)  data modeling. 
B)  structure modeling. 
C)  process modeling. 
D)  transition modeling. 
E)  logic modeling.

Question 19

The extent to which information contained on one level of a set of nested data-flow diagrams is also included on other levels refers to:

Accepted Answer

A)  DFD consistency. 
B)  DFD completeness. 
C)  DFD gap proofing. 
D)  DFD flexibility. 
E)  DFD cohesion. 
A)  DFD consistency. 
B)  DFD completeness. 
C)  DFD gap proofing. 
D)  DFD flexibility. 
E)  DFD cohesion.

Question 20

One of the primary purposes of a DFD is to represent time, giving a good indication of whether data flows occur constantly in real time, once a day, or once a year.

Accepted Answer

A) True 
 B)False

A data flow repository entry would include the composition or list of data elements contained in the data flow.

What is meant by DFD completeness? What is meant by DFD consistency?

If a data flow appears on the context diagram and is also represented on a level-0 diagram, this would be referred to as:

The shape of a data-flow (DFD) diagramming process is a(n):

By placing a data store between two processes, this:

The determination of which items are low in stock is represented on a data-flow diagram as a process.

A data flow can go directly back to the same process it leaves.

A DFD that is a result of three nested decompositions of a series of subprocesses from a process on a level-0 diagram describes a:

On a data-flow diagram, a rectangle represents a source or a(n):

A data flow represents data in motion, moving from one place in the system to another.

Logic modeling graphically represents the processes that capture, manipulate, store, and distribute data between a system and its environment and among components within a system.

If an input from a source appears on a level-0 diagram, it must:

The part of a decision table that links conditions to actions is the section that contains the:

A black hole is a process that:

What is gap analysis? Why is gap analysis useful?

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

A supplier of auto parts to your company would be represented on a data-flow diagram as a:

Graphically representing the processes that capture, manipulate, store, and distribute data between a system and its environment and among components within a system refers to:

The extent to which information contained on one level of a set of nested data-flow diagrams is also included on other levels refers to:

One of the primary purposes of a DFD is to represent time, giving a good indication of whether data flows occur constantly in real time, once a day, or once a year.

The Systems Development Environment

The Sources of Software

Managing the Information Systems Project

Systems Planning and Selection

Determining System Requirements

Structuring System Requirements: Conceptual Data Modeling

Designing the Human Interface

Designing Databases

Systems Implementation and Operation

Filters

Exam 6: Structuring System Requirements: Process Modeling

A data flow repository entry would include the composition or list of data elements contained in the data flow.

What is meant by DFD completeness? What is meant by DFD consistency?

If a data flow appears on the context diagram and is also represented on a level-0 diagram, this would be referred to as:

The shape of a data-flow (DFD) diagramming process is a(n):

By placing a data store between two processes, this:

The determination of which items are low in stock is represented on a data-flow diagram as a process.

A data flow can go directly back to the same process it leaves.

A DFD that is a result of three nested decompositions of a series of subprocesses from a process on a level-0 diagram describes a:

On a data-flow diagram, a rectangle represents a source or a(n):

A data flow represents data in motion, moving from one place in the system to another.

Logic modeling graphically represents the processes that capture, manipulate, store, and distribute data between a system and its environment and among components within a system.

If an input from a source appears on a level-0 diagram, it must:

The part of a decision table that links conditions to actions is the section that contains the:

A black hole is a process that:

What is gap analysis? Why is gap analysis useful?

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

A supplier of auto parts to your company would be represented on a data-flow diagram as a:

Graphically representing the processes that capture, manipulate, store, and distribute data between a system and its environment and among components within a system refers to:

The extent to which information contained on one level of a set of nested data-flow diagrams is also included on other levels refers to:

One of the primary purposes of a DFD is to represent time, giving a good indication of whether data flows occur constantly in real time, once a day, or once a year.

The Systems Development Environment

The Sources of Software

Managing the Information Systems Project

Systems Planning and Selection

Determining System Requirements

Structuring System Requirements: Conceptual Data Modeling

Designing the Human Interface

Designing Databases

Systems Implementation and Operation

Filters