Pre-Assessment on CH4 Networks

What does LAN stand for?

• Logical Analogue Network
• Laser Assisted Network
• Local Area Network

Which network covers a large geographical area?

• LAN

• WAN

Computer networks share...

• Files

• Resources

• Software

What device is used to connect two LAN's together?

• Hub/Switch

• Bridge

• Router/Modem

• Server

What device is used to connect a number of computers together to make a LAN?

• Hub/Switch

• Bridge

• Router/Modem

• Server

It connects the local area network to wide area network.

• Switch

• Router

• Both

It send data to all connected devices.

• Router

• Switch

• Both

A router can

• Receive / Send data packets

• check the destination IP address

• use MAC address to send to correct computer.

• refer to a routing table which list all the different routes.

• Check the hub serial number.

Internet

• is a public network

• is a private network

Compare and Contrast

Similarities of a Switch and a Hub

• Data is broadcasted to all connected devices

• Only sends a data packet to the appropriate device

• device used to send data on a computer network

• uses network cable to connect devices