N10-009 Domain 1: Networking Concepts

Which cable type is immune to EMI for long campus runs?

Multiple choice — select one answer

Answer choices

  1. a. 53
  2. b. Single-mode fiber
  3. c. OSI model
  4. d. Echo Request/Echo Reply

Architectural breakdown & explanation

Fiber uses light, avoiding electrical interference.

Correct answer(s): b. Single-mode fiber

Exam domain: Domain 1: Networking Concepts (24% weight on the official guide).

Official documentation & study links

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