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True or False
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1
A data flow diagram is a data model.
A)True
B)False
2
In a data flow diagram, rounded rectangles are processes and squares are external agents.
A)True
B)False
3
One example of an external agent on a data flow diagram is another system that provides inputs to or receives outputs from the system being studied.
A)True
B)False
4
An event is a logical unit of work that must be completed as a whole.
A)True
B)False
5
System analysts use decomposition diagrams to depict a top-down flow of data through a system and the processing performed by the system.
A)True
B)False
6
One example of an elementary process is CALCULATE ORDER COST.
A)True
B)False
7
A control flow is a data flow that consists of other data flows.
A)True
B)False
8
Data flows should always begin or end at a process.
A)True
B)False
9
System analysts use primitive diagrams to depict a data flow for a single event handler.
A)True
B)False
10
Simple condition steps can be translated into programming language as in If test.
A)True
B)False





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