Informatics — Grade 10
Computer networks, internet services, information security, the basics of encryption and building web pages (HTML, CSS).
- 11 topics
- 3 chapters
- 19 min
Topics
Topics are grouped into chapters and listed in reading order.
7 topics
- 1
What is a network: local and global
A computer network lets devices exchange data and share resources. You will learn how local (LAN) and global (WAN) networks differ and how the internet is built.
Chapter 1. Computer networks1 min
- 2
IP addresses and domain names
Every network device has an IP address, but people use domain names. You will see how DNS turns a name into an address and how IPv4 differs from IPv6.
Chapter 1. Computer networks2 min
- 3
Network Topologies and Devices
Computers in a network are connected in different layouts. We study star, bus and ring topologies and devices such as the modem, router and switch.
Chapter 1. Computer networks1 min
- 4
Internet Services: the Web, Email and Search
The internet is the network, and services are what it can do. We study the World Wide Web, email and search engines, and how to use them effectively.
Chapter 1. Computer networks1 min
- 9
HTML Basics: Your First Web Page
HTML is a language that describes the structure of web pages. Using tags we create a heading, paragraphs and lists and build a simple web page.
Chapter 3. Creating web pages2 min
- 10
Links, Images and Tables
We enrich a web page with hyperlinks, images and tables. Using the `a`, `img` and `table` tags we learn to move between pages and show data in a table.
Chapter 3. Creating web pages2 min
- 11
Styling a Web Page with CSS
CSS defines the look of a page: colour, font and layout. With style properties we turn a plain HTML page into an attractive one.
Chapter 3. Creating web pages2 min