___________ is a used for online transactions.
Used for online transactions:-
1) Physical terminal transaction systems
2) Software terminal transaction systems:-
Transaction processing is a way of computing that divides work into individual, indivisible operations, called transactions. A transaction processing system (TPS) is a software system, or software/hardware combination, that supports transaction processing.
A payment terminal, also known as a point of sale terminal, credit card terminal, EFTPOS terminal is a device which interfaces with payment cards to make electronic funds transfers.
3) Virtual terminals or gateways:-
A virtual payment terminal is a Web-based version of a credit card swipe device that allows merchants to process orders made by mail, over the phone or online.
Virtual terminals facilitate payment for small businesses that might otherwise have difficulty accepting credit card payments.