Which of the following symbols is used in a Level 0 DFD but not in a context diagram?
a. Process
b. External entity/agent
c. Data flow
d. Data store
e. None of the above (all are used in both)
Answer: D
Which of the following symbols is used in a Level 0 DFD but not in a context diagram?
a. Process
b. External entity/agent
c. Data flow
d. Data store
e. None of the above (all are used in both)