Use follow 6 steps to make a DFD.

1.Check password

2.Check account balance

3.Display appropriate use message

4.Counting real notes

5.Chek enough notes in ATM

6.Update account balancee

Part 2(4% of whole course) For the withdrawal function in a typical bank's automatic teller machine (ATM), ignore errors or any negative feedback: (a) State any possible external entities and date stores (b) state any possible processes (Hints: 5 or 6 processes) (c) for each processes stated in (b), state the input and output information or data flow (d) draw a data flow diagram using your answers in (a), (b), (c) Note: (d) is the final answer -data flow diagram. (a), (b), (c) are intermediate steps helping you get the final answer. DO NOT write long sentences/essays