Computer Support/Networking/Media

< Computer Support < Networking

This lesson covers networking media.

Objectives and Skills

Objectives and skills for the networking media portion of A+ certification include:[1]

Identify the various types of network cables and connectors.
  • Fiber
    • Connectors: SC, ST and LC
  • Twisted Pair
    • Connectors: RJ-11, RJ-45
    • Wiring standards: T568A, T568B
  • Coaxial
    • Connectors: BNC, F-connector
Compare and contrast the characteristics of connectors and cabling.
  • Fiber
    • Types (single-mode vs. multi-mode)
    • Speed and transmission limitations
  • Twisted pair
    • Types: STP, UTP, CAT3, CAT5, CAT5e, CAT6, CAT6e, CAT7, plenum, PVC
    • Speed and transmission limitations
    • Splitters and effects on signal quality
  • Coaxial
    • Types: RG-6, RG-59
    • Speed and transmission limitations
    • Splitters and effects on signal quality

Readings

  1. Read Wikipedia: Optical fiber.
    1. Read Wikipedia: Optical fiber connector.
  2. Read Wikipedia: Twisted pair.
    1. Read Wikipedia: Modular connector.
  3. Read Wikipedia: Coaxial cable.
    1. Read Wikipedia: RF connector.

Multimedia

  1. Watch YouTube: Network Connectors - CompTIA A+ 220-901 - 2.1.
  2. Watch YouTube: Network Cabling - CompTIA A+ 220-901 - 2.2.
  3. Watch YouTube: Calculating Signal Loss - CompTIA A+ 220-901 - 2.2.
  4. Watch Cisco Learning Network: Ethernet Cables (Types).
  5. Watch Cisco Learning Network: RJ45 Connectors, RJ45 Wiring, Unshielded Twisted Pair (UTP) and More.

References

  1. ↑ CompTIA: A+ Certification Exam Objectives - Exam 220-901
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