Networks

Question 1

Client-server vs peer-to-peer

Answer 1

Peer-to-peer networks are used to connect a small number of devices, for example in a home or office where there are just a few users. They are cheaper to set up and maintain. Client-server networks are more expensive to set up and maintain as a more powerful computer is required to act as the server, network software is needed and specialist knowledge is needed to administer the network.

Question 2

LAN

Answer 2

A computer network within a small geographical area, such as a home, school, office building or a group of buildings on a local site.

Question 3

WAN

Answer 3

A network that connects separate LANs over a large geographical area.

Question 4

IP

Answer 4

A unique software address used to communicate over the Internet.

Question 5

MAC (Media Access Control)

Answer 5

The permanent hardware number that every NIC is created with.

Question 6

Failover

Answer 6

A procedure by which a system automatically transfers control to a duplicate system when it detects a fault or failure.