How does an ATM dispense money?

Answer:
  1. visit ATM
  2. insert your ATM Card
  3. key in your PIN number - the ATM machine will validate the PIN you entered with the PIN maintained with the bank records
  4. select the service you want (withdrawal, balance inquiry etc) - the ATM machine will check if you have enough funds in your account to do the transaction selected.
  5. collect cash or receipt
  6. take out card


The ATM can count money and dispense money accordingly because it has proper software programmed into it.
First answer by Anandvijayakumar. Last edit by Anandvijayakumar. Contributor trust: 782 [recommend contributor recommended]. Question popularity: 1 [recommend question].