1.3.4 Web Technologies Flashcards
What is HTML?
HTML is the language/script that web pages are 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>.</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 internal/embedded 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 separate document.
How do you use external CSS in your HTML code?
You use the tag.
What is JavaScript?
JavaScript is a language used on webpages to add interactivity.
Is JavaScript interpreted or complied?
Interpreted.
What is a search engine?
A search engine is a program that searches through a database of internet addresses looking for a resource based on a criteria set by the client/user.
What software do search engines use?
Web crawlers.
What does a web crawler do?
Travels across the internet collecting keywords and phrases from a web page and adding it to an index of web resources.
