Multiple choice

What is the name for cables that utilize light, rather than voltage, to transmit data?

  1. Twisted pair

  2. Coaxial

  3. Fiber optic

  4. Data cable

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

In fiber optic, when light reaches the central glass core. It hits a layer of glass cladding, resulting in an internal reflections at the boundary.