3.11. Answers to Review Questions

  1. B, C. Plenum-rated cable means that the coating doesn't begin burning until a much higher temperature of heat; doesn't release as many toxic fumes as PVC when it does burn; and is rated for use in air plenums that carry breathable air, usually as non-enclosed fresh-air return pathways that share space with cabling

  2. D. UTP is commonly used in twisted-pair Ethernet like 10Base-T, 100Base-TX, 1000Base-TX, and so on.

  3. D. Unshielded twisted-pair has standards from Category 2–6 for use on Ethernet networks. There is no Category 8 defined.

  4. C. UTP usually connects with RJ-45. You use a crimper to attach an RJ connector to a cable.

  5. A. Single mode fiber allows for the maximum cable run distances.

  6. B. You would use a straight-through ...

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