Answer in one sentences:

(1) What is the use of fax machine?
Ans. Fax machine can send pictures or text over telephone line quickly.
(2) Who invented telephone?
Ans. Alexander Graham Bell invented the telephone.
(3)  What is internet?
Ans. The internet is a worldwide system of computer networks in which user at any one computer can get information from any other computer.
(4) What is the use of  ATM?

Ans. ATM (Automated teller Machine) is used to withdraw money any time without going to bank.