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What is better? UML or DFD for project Defect Tracking System?

hiii m in BE & m working on project Defect Tracking System for this which methodolgy should i prefer DFD or UML
Nov 1 '10 #1
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gits
5,390 Expert Mod 4TB
in case you mean DFD = Data Flow Diagram then you cannot really compare the two things that you mentioned. with a data flow diagram you visualize the flow of data from data-sources to data-sinks - there could be different abstraction levels of course so you could visualize the dataflows in combination with the process-steps. If that is enough for you then you might use it.

UML has different tools/diagrams that might be used for different purposes - which could go from use-cases to a basic/general system-model to a very detailed implementation-model, where you might be able to 'autogenerate' code fragments from ... so in case you want to model the entire system in more detail a set of UML-diagrams might be used.

so it really depends on the required detail level what is to prefer, or at least to use. since DFD is not part of UML it might be used as an additional diagram to describe the data-flow ...
Nov 6 '10 #2

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