What is the use of "GET" and "POST"

Answer 1

GET and POST are HTTP request methods, get shows queries in the URL, POST does not

Answer 2

in short they are methods to upload form data for manipulating the form data in the server by scripts

Answer 3

Both are the ways to collect data from the user. Get is not secure. If use it all collected data is visible in url. Post is more secure and mainly use for collecting passwords etc