10 min read

Glossary

Look up any term from this course. Each entry links back to the lesson that taught it.

Glossary of course terms
Term	Definition	Lesson
Absolute URL	$A full web address including the protocol and domain, e.g. https://www.example.lk/menu.html.$	File Names and Relative Paths
Alt text	$A short text description of an image, added with the HTML alt attribute, that is read by screen readers and shown if the image cannot load.$	Choosing and Optimising Images
Code editor	$A program for writing code with helpful features such as colour coding and auto-complete, e.g. VS Code.$	Setting Up Your Tools
Colour scheme	$A small, consistent set of colours used across a website.$	Colour Schemes
Contrast ratio	$A measure of the difference in brightness between text and its background; WCAG asks for at least 4.5 : 1 for normal text.$	Colour Schemes
Image optimisation	$Resizing and compressing images so they load quickly while still looking good.$	Choosing and Optimising Images
Persona	$A short, realistic description of an imaginary typical user, used to keep their needs in mind while designing.$	Purpose and Audience
Relative path	$A path to a file described from the location of the current file, rather than from the top of the website or the internet.$	File Names and Relative Paths
Serif / sans-serif	$Serif fonts have small strokes at the ends of letters; sans-serif fonts do not.$	Choosing Fonts
Site map	$A diagram showing all the pages of a website and how they are linked and organised.$	Content and Site Maps
Target audience	$The specific group of people a website is designed for, described by characteristics such as age, location, language, needs and devices.$	Purpose and Audience
Web font	$A font downloaded with the web page (e.g. from Google Fonts) so visitors see it even if it is not installed.$	Choosing Fonts
Wireframe	$A simple outline drawing of a web page layout that shows where content and interface elements will go, without final colours, images or text.$	Wireframes