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What is the Difference between physical DFD and logical DFD?
For a physical Data Flow Diagram you explore into the logical DFD. for example, if you have a data flow arrow declared as "customer information" now the physical DFD would include in that data flow arrow "customer information = customer_name + customer_address". something along these lines Physical DFD shows how various functions are performed and who does them but Logical DFD strips away all physical constraints but does not restrict physical happenings from taking place.
Difference between physical and logical DFD?
difference between physical and logical data flow diagrams.
DFD of online banking?
context diagram, logical level 0 diagram and logical level 1 diagrams
What is physical dfd?
A Physical Data Flow Diagram is a diagram showing howparticular functions are performed within the data flow as opposed to a Logical DFD which only shows what functions are performed.
Brief in What is the Difference between physical DFD and logical DFD?
A logical DFD makes it easier to communicate for the employees of an organization, leads to more stable systems, allows for better understanding of the system by analysts, is flexible and easy to maintain, and allows the user to remove redundancies easily. On the other hand, a physical DFD is clear on division between manual and automated processes, gives detailed description of processes, identifies temporary data stores, and adds more controls to make the system more efficient and simple. simply put… 1. Logical DFDs are not concerned about how the system is or will be constructed while Physical DFDs show how the system is or will be constructed. 2. Physical DFDs are more realistic and complex while Logical DFDs are simpler but provide an easier understanding view
DFD for library management?
i want dfd on library management i want dfd on library management
DFD Hospital Management System?
Hospital dfd
DFD for online Tourism?
DFD for inline tourism
Where to check aieee 09 centre allotment?
dfd dfd
Dfd for airlines reservation system?
I have dfd for airlines reservation system. my email id is: nabanita.dumdum@gmail.com
What are the naming conventions in dfd?
All of the DFD should be named .All the name should be meaningful to add value to the dfd,s.
How you design dfd for bank management system?
design dfd bank
