mullaneycutie3240 mullaneycutie3240

19-07-2019
Computers and Technology

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Which of the followings is design tool?[2 marks]

o Collaboration Diagram

o State Transition Diagram

o Flow Chart

o Data Flow Diagram

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KrystaCort KrystaCort

29-07-2019

Answer:

Data Flow Diagram

Explanation:

Data flow diagram is representation of data which is processed in terms of input and output.It is a tool for designing the structure for a software.Rectangles,square and circles are used in representing the flow of information.

DFD consists two components

Layers-It consist many layers,the top layer is called context diagram.
Levels-The first level shows the main process of the system.

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