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Author Question: What is meant by DFD completeness? What is meant by DFD consistency? What will be an ideal ... (Read 170 times)

fbq8i

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on: Jul 7, 2018
What is meant by DFD completeness? What is meant by DFD consistency?
 
  What will be an ideal response?

Question 2

In theory, if there are four sources of application software, two implementation environments, and three sets of requirements, how many design strategies are possible?
 
  A) 4
  B) 24
  C) 9
  D) 2
  E) 27


atrochim

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Reply #1 on: Jul 7, 2018
Answer to Question 1

DFD completeness is the extent to which all necessary components of a data-flow diagram have been included and fully described. DFD consistency is the extent to which information contained on one level of a set of nested data-flow diagrams is also included on other levels.
CL

Answer to Question 2

B
Explanation: B) This is correct because of multiplying the sets of requirements, implementation environments, and sources of application software.
CL


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