What is HTML? What is CSS? What is Javascript?
HTML is a markup language, used to create HTML pages. CSS stands for cascading style sheet and is a language developed to apply styling properties to HTML documents. Javascript is a so called client side programming language that allows to manipulate a webpage after it has already been rendered in the client browser
What are the major parts of an HTTP request?
request line request headers (optional) blank line request message (optional, may contain POST data)