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Author Question: A supplier of auto parts to your company would be represented on a data-flow diagram as a: A) ... (Read 186 times)

nramada

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on: Jul 7, 2018
A supplier of auto parts to your company would be represented on a data-flow diagram as a:
 
  A) process.
  B) source.
  C) data flow.
  D) data store.
  E) relationship.

Question 2

Conceptual data modeling is typically done in parallel with other requirements analysis and structuring steps during:
 
  A) systems planning and selection.
  B) systems design.
  C) systems analysis.
  D) systems implementation and operation.
  E) systems evaluation.


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manuelcastillo

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

B
Explanation: B) A supplier is considered a source. This is based in part, that a source is considered an external entity.
CL

Answer to Question 2

C
Explanation: C) Data modeling is typically done at the same time as other requirements structuring steps. Many systems developers believe that a data model is the most important part of the information system requirements.
CL


nramada

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Reply 2 on: Jul 7, 2018
Excellent

amit

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Reply 3 on: Yesterday
:D TYSM

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