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Data Flow Analysis can be applied whenever a Data Flow Diagram (DFD) represents the specifications. Although every product can be represented this way, in practice there are a number of design situations where there are more appropriate techniques Situations where the flow of data is secondary to other considerations include:

A. rule-based systems (expert systems)
B. databases
C. transaction processing systems
D. all of these

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Action-oriented design techniques include ( ) and ( )

A. Jackson, Warnier/Orr
B. data flow analysis, transaction analysis
C. screen flow, entity relationship
D. Information Engineering and Software Science

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Data-oriented design techniques include ( ) and ( )

A. Jackson, Warnier/Orr
B. data flow analysis, transaction analysis
C. screen flow diagrams, Nassi-Shneiderman charts
D. Information Engineering and Software Science

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In Data Flow Analysis, the point of highest abstraction of input is the point at which the data:

A. loses the quality of being input
B. loses the quality of being output
C. is initially accepted as input
D. is finally accepted as input

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In Data Flow Analysis, the point of highest abstraction of output is the point at which the data:

A. loses the quality of being input
B. loses the quality of being output
C. is initially accepted as input
D. can be accepted as output

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A. rule-based systems (expert systems) B. databases C. transaction processing systems D. all of these

Action-oriented design techniques include ( ) and ( )

Data-oriented design techniques include ( ) and ( )

In Data Flow Analysis, the point of highest abstraction of input is the point at which the data:

In Data Flow Analysis, the point of highest abstraction of output is the point at which the data:

A. rule-based systems (expert systems)
B. databases
C. transaction processing systems
D. all of these