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(ISC)2

SSCP · Question #743

Why are coaxial cables called "coaxial"?

The correct answer is B. it includes one physical channel that carries the signal surrounded (after a layer of. Coaxial cable is called "coaxial" because it includes one physical channel that carries the signal surrounded (after a layer of insulation) by another concentric physical channel, both running along the same axis. The outer channel serves as a ground. Many of these cables or…

Submitted by eva_at· Apr 18, 2026Network and Communications Security

Question

Why are coaxial cables called "coaxial"?

Options

  • Ait includes two physical channels that carries the signal surrounded (after a layer of
  • Bit includes one physical channel that carries the signal surrounded (after a layer of
  • Cit includes two physical channels that carries the signal surrounded (after a layer of
  • Dit includes one physical channel that carries the signal surrounded (after a layer of

How the community answered

(23 responses)
  • A
    4% (1)
  • B
    91% (21)
  • C
    4% (1)

Explanation

Coaxial cable is called "coaxial" because it includes one physical channel that carries the signal surrounded (after a layer of insulation) by another concentric physical channel, both running along the same axis. The outer channel serves as a ground. Many of these cables or pairs of coaxial tubes can be placed in a single outer sheathing and, with repeaters, can carry information for a great distance.

Topics

#Coaxial Cable#Networking Cables#Network Components#Physical Layer

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