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Author Question: On a data-flow diagram, a rectangle with the right vertical line missing represents a: A) data ... (Read 113 times)

nevelica

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on: Jul 7, 2018
On a data-flow diagram, a rectangle with the right vertical line missing represents a:
 
  A) data store.
  B) data flow.
  C) process.
  D) source.
  E) relationship.

Question 2

Reviewing computer screens, reports, and business forms for the purpose of gaining an understanding of data is indicative of the:
 
  A) investigative approach.
  B) business approach.
  C) bottom-up approach.
  D) top-down approach.
  E) conceptual approach.


Ksh22

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

A
Explanation: A) A data store represents data at rest, which may take the form of many different physical representations.
CL

Answer to Question 2

C
Explanation: C) A bottom-up approach includes collecting information for data modeling by reviewing specific business documentscomputer displays, reports, and business formshandled within the system.
CL


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