DFD is a notation that is used more freely
Posted: Thu Jan 23, 2025 6:55 am
Is more suitable for planning, studying possible solution options, discussing with the customer, etc. If you are a developer and know UML, it is quite possible that even some preliminary solutions will be more convenient for you to create in this notation. And for a business consultant, DFD will always be more convenient as a tool, since a business consultant does not need a detailed description of functions from the point of view of automation, this is the task of technical specialists. But DFD saves a lot of time and effort.
However, DFD should not be considered as a list of romania whatsapp phone numbers simplified version of UML. Despite the similarity in approach, these are different tools intended for different purposes. How many elements can be used in a DFD? Unlike systems with strict syntax and regulations, in DFD there is no limit on the number of elements that can be on one diagram. For comparison: in IDEF0 the number of such elements is , then - only detailing (decomposition) or different notations. On the one hand, this is a big plus, since the absence of restrictions gives maximum freedom and comfort when composing a notation.
On the other hand, it is not recommended to abuse this freedom. Remember, the more elements you have on your diagram, the more difficult it is to read. Can DFD notations be used for client work? In principle, no one can forbid you to do this. Moreover, in limited quantities as an illustration to some of your explanations, such notations are also great for discussing project features with a client. However, clients usually have a poor understanding of automation issues, data storage structure, processing capabilities, etc. This is all within the competence of developers.
However, DFD should not be considered as a list of romania whatsapp phone numbers simplified version of UML. Despite the similarity in approach, these are different tools intended for different purposes. How many elements can be used in a DFD? Unlike systems with strict syntax and regulations, in DFD there is no limit on the number of elements that can be on one diagram. For comparison: in IDEF0 the number of such elements is , then - only detailing (decomposition) or different notations. On the one hand, this is a big plus, since the absence of restrictions gives maximum freedom and comfort when composing a notation.
On the other hand, it is not recommended to abuse this freedom. Remember, the more elements you have on your diagram, the more difficult it is to read. Can DFD notations be used for client work? In principle, no one can forbid you to do this. Moreover, in limited quantities as an illustration to some of your explanations, such notations are also great for discussing project features with a client. However, clients usually have a poor understanding of automation issues, data storage structure, processing capabilities, etc. This is all within the competence of developers.