Discuss the benefits of DFDs.

Actions for Q1: Benefits of DFDs???

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Some have criticized DFDs as being impractical because they take too long to create. You may not get the management support needed.

But others have said that they offer important benefits. Tell us about a benefit. Include an example

Actions for Q2: DFD drawing mistakes???

To draw a DFD, follow these steps identified in this link: http://qtp.blogspot.com/2010/01/data-flow-diagram-dfd.html

What do you think is a common mistake that novice analysts make in creating DFDs?

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