Which transmission medium is least affected by electromagnetic interference?
Options
A.
Twisted-pair cable
B.
Coaxial cable
C.
Optical fibre
D.
Unshielded copper cable
E.
None of the above
Correct Answer (Detailed Explanation is Below)
C.
Optical fibre
Detailed Explanation
Correct Answer: Optical fibre.
Optical fibre carries data using light rather than electrical signals. Therefore, it is immune to electromagnetic interference and is suitable for electrically noisy environments.