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Author Question: The most common format used for data modeling is: A) state-transition diagramming. B) ... (Read 47 times)

Pineappleeh

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on: Jul 7, 2018
The most common format used for data modeling is:
 
  A) state-transition diagramming.
  B) entity-relationship diagramming.
  C) process modeling.
  D) logic modeling.
  E) a flowchart.

Question 2

The shape of a data-flow (DFD) diagramming process is a(n):
 
  A) arrow.
  B) square.
  C) rectangle.
  D) rounded rectangle.
  E) open box.


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fatboyy09

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

B
Explanation: B) Entity-relationship diagramming (ERD) is a detailed, logical, and graphical representation of the data for an organization or business area.
CL

Answer to Question 2

D
Explanation: D) The process (action performed on data) is represented as a rounded rectangle in a DFD.
CL


Pineappleeh

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Reply 2 on: Jul 7, 2018
Great answer, keep it coming :)

elyse44

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Reply 3 on: Yesterday
Excellent

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