An IT specialist compares Bluetooth and NFC technologies for mobile device connectivity. Which of the following statements accurately describes a key difference between the two?

The correct answer is D. NFC works best within a few centimeters, but Bluetooth can connect devices that are up to 32ft. NFC (Near-Field Communication) operates at very short ranges -- usually less than 4cm, and is ideal for quick, secure transactions like contactless payments. Bluetooth supports longer ranges (up to 10 meters or 32 feet) and is suited for ongoing connections like wireless headsets

Mobile devices

Question

Options

ANFC is faster than Bluetooth when transferring large files between devices.
BNFC consumes more power than Bluetooth, making it less suitable for devices in which battery
CNFC requires pairing with the receiving host, whereas Bluetooth just needs the available
DNFC works best within a few centimeters, but Bluetooth can connect devices that are up to 32ft

How the community answered

(44 responses)

A
5% (2)
B
7% (3)
C
2% (1)
D
86% (38)

Explanation

NFC (Near-Field Communication) operates at very short ranges -- usually less than 4cm, and is ideal for quick, secure transactions like contactless payments. Bluetooth supports longer ranges (up to 10 meters or 32 feet) and is suited for ongoing connections like wireless headsets or file

Topics

#Bluetooth#NFC#Wireless connectivity#Mobile devices

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