A network engineer needs to order cabling to connect two buildings within the same city. Which of the following media types should the network engineer use?

The correct answer is C. Single-mode fiber. Single-mode fiber is best suited for long-distance communication, often exceeding 10 km (6.2 miles). It's immune to EMI and offers high bandwidth -- making it the ideal choice for connecting buildings across a city.

Submitted by fatema_kw· Mar 6, 2026Network implementation

Question

Options

ACoaxial
BTwinaxial
CSingle-mode fiber
DCat 5

How the community answered

(36 responses)

A
3% (1)
B
6% (2)
C
92% (33)

Explanation

Single-mode fiber is best suited for long-distance communication, often exceeding 10 km (6.2 miles). It's immune to EMI and offers high bandwidth -- making it the ideal choice for connecting buildings across a city.

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