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No. They only carry separated color signals.
/crackhead all
No. Only Displayport and HDMI cables carry audio along with video.
Cables carry the electrical signals necessary to transfer data from one system to another.
Light.
A Category 5 (Cat 5) cable is used for carrying signals. It is a twisted pair of cables used for computer networks such as Ethernet. It can also be used to carry telephony and video signals.
fiber conventer
Fiber Optic cables carry data as light.
Amplifier
depends on the purpose of the device
Cables transmit infrared waves over longer distances. -Apex :)
Fiber-optic