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______ technology could be used to connect a computer to a cell phone or headphone without any wires or special connectors.1. Wifi2. Bluetooth3. Infrared4. Cloud

Answer» Correct Answer - Option 2 : Bluetooth

The correct answer is "Bluetooth".

Bluetooth:

  • Bluetooth is a wireless communication technology that can be used for close-range data transmission from one digital device to another.
  • Bluetooth is essentially a one-to-one wireless connection that uses 2.4 GHz-band radio waves.
  • Bluetooth technology was created by a telecom company called Ericsson in 1994. It was developed in order to connect two devices without wires.
  • It is a short-range wireless convergent technology.
  • The maximum connectivity range of a Bluetooth device is about 30 feet.


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