Computer Science

a device that manages the flow of data between computer networks

a device in a wired network that sends data only to the device that needs it

an address given to a network interface controller, used to uniquely identify devices on a local area network

Network hardware and MAC addresses

Network basics

Types of network

Network topologies

Wired networks

Wireless networks

Network addressing

Network performance

The impact of network failure

In this unit pupils will be develop their understanding of computer networks by looking at network models and the tasks performed by network hardware. They will discover the differences between wired and wireless transmission media and the factors that can affect the performance of a network.

Network fundamentals

What is the unique address given to a network device called?

to manage the flow of data between computer networks

What is the role of a router in a network?

What is the network device that sends data only to the device that needs it in a wired network?

All network devices can send and receive data without special rules.

Routers manage data flow between networks.

Switches send data only to the right device.

Which statement about network devices is incorrect?

Select the correct network and enter the password.

Device connects to the network through the WAP.

Put these steps in order to connect a device to a network using a wireless access point (WAP):

What is the term for a device or program on a network that requests and uses services provided by another device?

provides services and resources to clients

bluetooth headphones connected to a phone

company offices in different countries linked

devices sharing files without a central server

computers requesting files from a central server

In a peer-to-peer network, what is NOT required?

Put these actions in order for sharing a file in a client-server network:

The server requests services, the client provides them.

The client requests services, the server provides them.

In a client-server network, what is the relationship between the client and the server?

This lesson will be removed by end of Summer Term 2025.

Network hardware and MAC addresses

Lesson outcome

This lesson will be removed by end of Summer Term 2025.