Question

Website can contain what and what

Answer 1

Answer:

web page or webpage is a document, commonly written in HTML, that is viewed in an Internet browser. ... A web page may contain text, graphics, and hyperlinks to other web pages and files. A web page is often used to provide information to viewers, including pictures or videos to help illustrate important topics.

Explanation:

make as brainly

Answer 2

Firstly it will contain data, interface, UI (User Interface)

Which is known as frontend in technical term. Here HTML, CSS and JavaScript is used.

For the background work  like database, backend languages like PHP, NodeJS works. That's all. :)