1.3.3 Web Technologies Flashcards
What is HTML?
The language/script that web pages written in
What does HTML do?
HTML allows a browser to interpret and render a webpage
What is a tag in HTML?
HTML code is made up of tags, tags are the names given to values written within angle brackets i.e. <h1>
What is an identifier selector?
An identifier selector is a value that follows a hashtag
What is a class selector?
A class selector is a value that follows a full stop
What is CSS?
CSS is a script/language like HTML except it’s used to describe the style of a webpage
What are the names of the two methods of applying CSS?
Internal/Embedded CSS, External CSS
Where do you write interal CSS?
It’s placed inside the style tags and is entered directly within the HTML document
Where do you write external CSS?
You write it in a seperate document
How do you use external CSS in your HTML code?
You use the <link></link> tag
What is JavaScript?
JavaScript is a language used on webpages to add interactivity
Is JavaScript interpreted or compiled?
Interpreted
What is the purpose of compression?
To reduce a file size
What is lossy compression
Compression which involves removing some information
What is lossless compression?
Compression which doesn’t involve removing any information
