Chapter 3

Activity 1 : LAN vs WAN

The two differences between these two forms of computer networks are:

LAN- Local Area Network	WAN- Wider Area Network
Modern LAN based on the Ethernet.	WAN can be wired, using fiber-optic cable.
Higher data transfer.	Lower data transfer.
Have a fast connecting speed.	Slow connecting speed.
Example: The two ways to implement Ethernet are twisted- pair cable or wireless. Twisted-pair cable plug into switches using RJ-45 connectors similar to phone jacks.	Example: A wireless might use microwave or infrared(IR) transmission technology or even satellite.

Activity 2

Types of network hardware

Type of network hardware	Main function
Router	Is able to both send and receive of information for computer network.
Switch	Is a multiport network bridge that use hardware addresses to proses and forward data.
Network interface card	Network card that enable to connect your computer to local data network or internet.