a networked computer that stores and provides web pages and other data on request

Hypertext Transfer Protocol, a set of rules that allows data such as web pages to be sent and received across the WWW

the Hypertext Transfer Protocol Secure is a set of rules that allows data to be encrypted and exchanged securely via the WWW

a segment of data, usually part of a larger message

Exploring the World Wide Web (WWW)

Computing

An introduction to computer networks

Protocols and IP addresses

Wired and wireless networks

The internet

Internet of Things

In this unit pupils will explore the impact networks have on our daily lives. They will define what a network is and explore the benefits of networking, before covering how data is transmitted across networks using protocols. They will investigate different types of network and hardware required.

Computer networks and data transmission

it stops hackers from stealing your information while it's being sent

it makes sure the website looks nice and professional

it prevents your computer from getting a virus

Why is it important to use websites with "HTTPS" when you're giving them personal information like your address or password?

a set of rules for how devices communicate

a complete web page, ready to be displayed in your browser

a small chunk of data that is part of a larger message

an error message sent when something goes wrong on the internet

HTTP is a protocol that allows web browsers to request a web page from what piece of network hardware?

to display images and videos on the web page

to provide a set of agreed rules for communication

to prevent hackers from accessing the network

Your web browser communicates with a web server using the `http://` protocol. What is the main purpose of this protocol?

they always travel along the same path to their destination

they are combined into one large packet before being sent

they travel along different routes and may arrive out of order

they are stored permanently on the web server

When data packets are sent across the internet, what happens to them?

Which of the following are included in a header of a data packet?

a network of networks connecting computers worldwide

Which of the following are services provided by the internet?

a collection of web pages accessed through a web browser

Which of the following can be done when using email?

to make voice and video calls over the internet

to store files on remote servers and access them from anywhere with an internet

What is the purpose of cloud storage services?

Which of the following is an example of how VoIP can be used?

Exploring the World Wide Web (WWW)

Lesson outcome