LANS and WANS

• What is the focus of this video series?

  Internet structure
• How many parts are in this video series?

  Three parts
• What are the two main types of networks to focus on for the exam?

  Local area networks and wide area networks
• What does LAN stand for?

  Local Area Network
• What is a local area network (LAN)?

  A network covering a small geographical area
• Where is a LAN typically located?

  On a single site
• Who typically owns and controls the hardware for a LAN?

  The organization using it
• What types of connections are typically used for LANs?

  UTP cable, fiber optic, and Wi-Fi
• What is an example of a LAN?

  Your home network
• What does WAN stand for?

  Wide Area Network
• What is a wide area network (WAN)?

  A network covering a large geographical area
• What happens when multiple LANs are connected?

  They form a WAN
• Who typically owns the infrastructure that connects LANs to form a WAN?

  Telecommunication companies
• What types of connections are typically used for WANs?

  Telephone lines, fiber optic cables, and satellite links
• What are the main differences between a LAN and a WAN?

  • LAN covers a small area; WAN covers a large area
  • LAN is owned by the organization; WAN is leased from telecoms
  • LAN uses UTP, fiber optic, Wi-Fi; WAN uses telephone lines, fiber optics, satellites