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RRB Junior Engineer / DMS / CMA 2019 · Question 3681 of 3719

Which of the following should be represented on an information flow diagram?

  1. ASourceCorrect
  2. BProcess
  3. CAttribute
  4. DEntity

Answer: A. Source

Explanation

Source: Source should be represented on an information flow diagram. It is also known as raw data. Process : Process is the instance of a computer program that is being executed by one or many threads. Attribute : An attribute is a specification that defines a property of an object, element, or file. Entity : An entity can be a real-world object, either animate or inanimate, that can be easily identifiable. For example, in a school database, students etc.

Source: RRB JE 2019 (CBT 2) (IT) Previous Year Paper (30 Aug 2019) — prepp.in solved-paper PDF (answer key with explanations) · reliable-secondary

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