Question

4. Which of the following statements about Data Flow Diagram are True: i) Arrows should not cross each
other. ii) Squares, circles, and rules must bear names. iii) Decomposed data flows must not bear names
(A) i and ii only
(B) ii and ili only
(C) i and iii only
(D) All i ii and iii​

Answer 1

Answer:

Your answer is here

{A} 1 and 2 only

Explanation:

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Answer 2

Concept Introduction:-

The flow of the data through the system or process is known as flow of data diagram.

Explanation:-

Which of the following statements about Data Flow Diagram are True: $i)$ Arrows should not cross each other. $ii)$ Squares, circles, and rules must bear names. $iii)$ Decomposed data flows must not bear names

$(A) i$ and $ii$ only is the right choice.

Final Answer:-

The right choice is $(A) i$ and $ii$ only.