Mobile device apps that enable users to pay for things or check-in to hotels or venues use _________ technology.
A)GPS
B)GIS
C)TCP/IP
D)NFC

Question

Quizplus · Accepted Answer

NFC (Near Field Communication) technology is commonly used in mobile device apps for payments and check-ins, as it allows for contactless communication between devices at a short range. GPS and GIS are location-based technologies, and TCP/IP is a network protocol used for internet communication.

Mobile Device Apps That Enable Users to Pay for Things