(i) ATM stands for Automated Teller Machine. An ATM renders teller's job 24 hours a day. It is a self-service terminal which renders the facility of withdrawal and deposit of money to the bank customers. Each customer is given a separate plastic card to avail the services at the ATM. The customer has to insert the plastic card into the terminal and enter his identification code. The machine would then respond to the customer's instruction of giving cash, taking deposit and handling other banking transactions.
(ii) Debentures : A debenture is a document or certificate issued by a company as proof of the money lent to it by the holder. It is an acknowledgement of debt as well as an undertaking to repay the specified sum with interest on at a fixed rate. Debentures carry no voting rights but they generally involve a charge on the companys assets.