Answer the following statement(s) true (T) or false (F)
1. Coaxial cable has one central wire surrounded by insulation, a metallic shield, and a final case of insulating material.
2. Infrared is a wireless communications medium that uses light waves to transmit signals or information.
3. Infrared communications can penetrate walls, buildings, and other structures.
4. Bluetooth is a standard for transmitting information in the form of long-range radio waves.
5. Wi-Fi is a wireless communication technology that uses red light to send and receive information.
1. TRUE - Coaxial cable (coax) has one central wire surrounded by insulation, a metallic shield, and a final case of insulating material.
2. TRUE - Infrared uses red light to send and receive information.
3. TRUE - Infrared communication is totally line-of-sight, meaning that you cannot have anything blocking the path of the signal, or it will not work.
4. FALSE - Bluetooth is a standard for transmitting information in the form of short-range radio waves.
5. FALSE - Wi-Fi (wireless fidelity) is a standard for transmitting information in the form of radio waves over distances 100 feet or so.
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