What very short-range wireless connectivity technology enables consumers to swipe their credit cards or even cell phones within a few inches of a special point of sale terminal to pay for purchases?
A)Wi-Fi
B)bluetooth
C)ultra wideband
D)near field communications

Question

Quizplus · Accepted Answer

Near field communications (NFC) is the technology that enables consumers to make payments by swiping their credit cards or cell phones within a few inches of a special point of sale terminal. Wi-Fi and Bluetooth are wireless technologies but are not used for short-range payments. Ultra wideband is a form of wireless connectivity that provides high bandwidth but is not commonly used for payments.

What Very Short-Range Wireless Connectivity Technology Enables Consumers to Swipe