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N10-009 · Question #349
N10-009 Question #349: Real Exam Question with Answer & Explanation
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
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?
Options
- ACoaxial
- BTwinaxial
- CSingle-mode fiber
- DCat 5
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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