ATM Card: ATM means Automated Teller Machine. It is a computer device or we can say a computerized Tele-Communication device which provides cash or money to the customers. Here, a plastic card is issued to that person who have an account with a bank. When the person or customer enter that card in the ATM, the person get identified because in the card there is a unique card number which is given by the bank. For security, a pin code is also given with the card to the customer. After inserting the card the customer have to fill that pin code in the ATM machine. This card is called ATM card. By this card customer can access his bank account and make transactions, check his balance etc.