COMPUTER PERIPHERALS
AUDIO AND VIDEO DEVICES
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
Wireless communication technology that uses short-range radio signals to transmit data between two Bluetooth-enabled computers or devices to communicate with each other
|
|
A tooth that is blue.
|
|
A computer with blue speakers
|
|
Wireless communication technology that transmit data between two computers to communicate with each other.
|
Detailed explanation-1: -Near-field communication (NFC) is a short-range wireless connectivity technology that uses magnetic field induction to enable communication between devices when they’re touched together or brought within a few centimeters of each other.
Detailed explanation-2: -Bluetooth technology is a standard for exchanging data over short distances. It uses short-wavelength radio waves to connect objects, such as a cell phone to a headset or a computer to speakers. The most common use of Bluetooth technology is in the field of wireless networking.
Detailed explanation-3: -Bluetooth uses a radio technology called frequency-hopping spread spectrum. Bluetooth divides transmitted data into packets, and transmits each packet on one of 79 designated Bluetooth channels. Each channel has a bandwidth of 1 MHz.