1.3 Networks

Question 1

What is a network

Answer 1

A group of interconnected devices with the intention of sharing resources over a network

Question 2

Explain a Client-Server network

Answer 2

• A server controls access and security to one shared file store.
• A server manages access to The Internet.
• A server manages printing jobs.
• A server provides email services.
• A server runs a backup of data.
• A client makes requests to the server for data and connections.

Question 3

Explain a Peer-to-Peer network

Answer 3

• A peer is a computer on a network, and is equal to all other peers.
• Peers serve their own files to each other.
• Each peer is responsible for its own security.
• Each peer is responsible for its own backup.
• Peers usually have their own printers.
• You can send print jobs to another peer to process, but that peer would need to be switched on to be able to communicate with the connected printer.

Question 4

What is Bandwidth

Answer 4

The amount of data that can be sent and received successfully in a given time.
Measures how much data can be sent on the transmission media
Measured in bits per second - bit rate

Question 5

How does the number of users affect the performance of network

Answer 5

Too many users or devices on the same network can cause the network to slow down if there is insufficient bandwidth for the data.

Question 6

How