COMPUTER NETWORKS AND COMMUNICATIONS
INTERNET AND WEB TECHNOLOGIES
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Infrared
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WIFI
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Bluetooth
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4G
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Detailed explanation-1: -Bluetooth is a short-range wireless technology standard that is used for exchanging data between fixed and mobile devices over short distances and building personal area networks (PANs).
Detailed explanation-2: -Bluetooth is a wireless technology that allows the exchange of data between different devices. While Bluetooth uses wavelength to transmit information, it generally only works within a short distance for the devices to stay connected.
Detailed explanation-3: -WiFi. One of the most common uses of wireless technology today is WiFi which allows an electronic device to exchange data or connect to the internet using radio waves.
Detailed explanation-4: -A proprietary open-wireless technology standard for exchanging data over short distances (using short-wavelength radio transmissions in the ISM band from 2400–2480 MHz) from fixed and mobile devices, creating personal area networks (PANs) with high levels of security.