Computer Support/Networking/Media

This lesson covers networking media.

Objectives and Skills

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

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

Multimedia

1. YouTube: Network Connectors - CompTIA A+ 220-901 - 2.1
2. YouTube: Network Cabling - CompTIA A+ 220-901 - 2.2
3. 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