List the five symbols used on a data flow diagram (DFD)and briefly explain what each symbol represents.
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Q37: A DFD _ represents the system response
Q38: Which of the following is NOT a
Q39: A _ is a textual description of
Q40: _ is a principle of model design
Q41: _ is a method of writing process
Q43: A(n)_ is a table that describes stored
Q44: _ can summarize decision logic more concisely
Q45: A(n)_ is a process or data store
Q46: What are the first four steps involved
Q47: Explain the difference between traditional and object-oriented
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