Q242
_______ type of cables uses the copper wire for data transmission
A.
Fibre optics
B.
Co-axial
C.
Lead wire
D.
Twisted pair
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
Twisted pair type of cables uses the copper wire for data transmission. A twisted pair cable consists of two copper conductors, each one with its own plastic insulation and twisted together. One wire carries the signal and other is used as ground reference. The advantage of twisting is that both wires are equally affected by external influences.