Which of the following is a wireless communication technology that enables a smartphone to communicate with a payment system within a few centimeters away?
- NFC
- GPS
- Wi-Fi
- Bluetooth
Explanation: Near Field Communications (NFC) is a wireless communication technology that enables data to be exchanged by devices that are in very close proximity to each other, usually less than a few centimeters.
Exam with this question: 2.1.4 Check Your Understanding - Wireless Networks
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