Physical models show not only what a system is or does, but also how the system is physically and technically implemented. They are implementation independent because they specify the technology.
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Q1: A model is a representation of reality
Q2: Logical models show what a system is
Q3: Logical models show how a system is
Q5: Logical models show not only what a
Q6: Process modeling is a technique for organizing
Q7: A data flow diagram (DFD) is a
Q8: An entity relationship diagram (ERD) is a
Q9: A data flow diagram is a process
Q10: Another name for the data flow diagram
Q11: In a data flow diagram, rounded rectangles
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