Multiple choice

Bits are moved by using

  1. router

  2. transmission line

  3. host

  4. none of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Transmission lines are the physical media, such as copper wires, fiber optic cables, or radio links, that carry bits from one location to another. While routers and hosts process the data, the actual movement of bits across space is performed by the transmission lines. They form the physical layer of the network.

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