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N10-009 · Question #593

N10-009 Question #593: Real Exam Question with Answer & Explanation

The correct answer is A: Plenum. Plenum-rated cables are designed with special insulation that meets fire-safety standards for use in air-handling spaces like ceilings. They reduce toxic fumes and fire spread, making them the correct choice for bulk cabling in ceilings.

Submitted by viktor_hu· Mar 6, 2026Network Implementation

Question

Which of the following cables is the most appropriate to use when running bulk cables in ceilings?

Options

  • APlenum
  • BCoaxial
  • CEthernet
  • DDAC

Explanation

Plenum-rated cables are designed with special insulation that meets fire-safety standards for use in air-handling spaces like ceilings. They reduce toxic fumes and fire spread, making them the correct choice for bulk cabling in ceilings.

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