Connection Methods Flashcards Preview

OCR ICT unit 1 > Connection Methods > Flashcards

Flashcards in Connection Methods Deck (10)
Loading flashcards...
1
Q

What is a LAN?

A

(local area network) A network of computers within the same building

2
Q

What are the advantages of a LAN?

A
  • Sharing resources

- A network administrator can monitor all of the network

3
Q

What are the disadvantages of a LAN?

A
  • Easier spread of viruses
  • Slower access to external network, such as the internet.
  • If the main server breaks down, the network will
4
Q

What is a WAN?

A

Connecting LANs together

5
Q

What are the advantages of a WAN?

A
  • All computers can access the same servers
  • No cables
  • Adding new computers is easy
6
Q

What are the disadvantages of a WAN?

A
  • Security

- Data transfer is slower than a wired LAN

7
Q

What is a VPN?

A

(virtual private network) hosting securely on another network to provide connectivity

8
Q

What is a WPAN?

A

(wireless personal area network) bluetooth is an example

9
Q

What are voice networks?

A

Data is sent using telephone wires or cellular technology. Mobile phones

10
Q

What are satellite networks?

A

Satellites receive communication signals and rebroadcast them to receivers. Delay