Results for: Data-flow-diagram

The advantages and disadvantages of data flow diagrams?

Advantages of data flow diagram: · A simple graphical technique which is easy to understand. · It helps in defining the boundaries of the system. · It is useful for comm (MORE)

Data flow diagram for railway reservation?

I am providing the Data Flow Diagram of airlines reservation system. Still it's a level0 diagram but I am sure that it will help you to draw the complete DFD.    TRAVEL (MORE)

Showing dependencies with a data flow diagram?

If you are asking can you show dependencies in a data flow diagram; the answer would be yes. Under traditional guidelines however you would use a UML diagram for this purp (MORE)

What is data flow diagram and flowchart?

 a data flow diagram shows how the data flows through a  program or system, it does not assume step by step operation and in  fact is an excellent tool to aid in the desig (MORE)

What is the answer to 20c plus 5 equals 5c plus 65?

20c + 5 = 5c + 65 Divide through by 5: 4c + 1 = c + 13 Subtract c from both sides: 3c + 1 = 13 Subtract 1 from both sides: 3c = 12 Divide both sides by 3: c = 4
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When drawing a Data Flow Diagram How do you represent deleting data?

A DFD consists of a set of processes and data stores and shows the flow of data through the system. First create a process node on the diagram and label it that the 'process (MORE)