Question: A data flow diagram (DFD) could contain each of the following symbols excep a. a curved line with an arrow head b. a square c.

A data flow diagram (DFD) could contain each of the following symbols excep a. a curved line with an arrow head b. a square c. an octagon od a bubble or circle QUESTION 42 Examine the following context diagram and the related level o logical DFD. Which of the following statements is true?! a A context diagram must have a least two external entities. b. The diagrams are not balanced c. The diagrams are prepared correctly d. None of the choices are correct. Click Save and Submit to save and submit. Click Save AK Answers to save all answers

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