Networks & Security - Basic Networks

Question 1

What is a stand alone network?

Answer 1

When a computer is not communicating with any other computer in any way

Question 2

What is a Local Area Network (LAN)?

Answer 2

When a computer can communicate with other computers in the same room/building

Question 3

What is a Wide Area Network (WAN)?

Answer 3

When a computer can communicate with other computers over a much wider area

Question 4

Advantages of using a Wireless Local Area Network (WLAN)? (2)

Answer 4

• They are easy to install as there is no need for cables

* You can move around a workplace without trailing wires

Question 5

3 types of WLAN wiring?

Answer 5

• Twisted pair
• Coaxial
• Fibre-Optic

Question 6

Features of a Fibre-Optic cable? (3)

Answer 6

• It’s made up of fine strands of glass that transmit data as pulses of light
• They can transmit at very high speeds
• It is expensive to install