The medium of transmiting information through optical fiber cable is_____________.

-The medium of transmitting information through optical fiber cable is - light.

-An optical fiber cable is similar to an electrical cable, but containing one or more optical fibers that are used to carry light.

-The information is coded into the beam of light down a fiber, a glass, or plastic pipe.

-At first, his technology was being used to transmit telephone calls at the speed of light.