how the web works

Question 1

URL

Answer 1

uniform Resource locator

Question 2

Resources

Answer 2

web pages
images
Video files
fonts
etc

Question 3

WHen you enter the URL and hit ENTER

Answer 3

client - the browser which has actually hit the URL
server - where our website resides
This request which goes from client to server is thought http protocol
hyper text transfer protocol
Its a protocol which client and server use to talk to each other
HTTPs - HTTP with encryption

Question 4

HTTP request example

Answer 4

GET index.html page with HTTP protocol 1.1
HOST: www.codewithmosh.com
Accept-Language: en-US

Question 5

HTTP response example

Answer 5

HTTP 1.1 200 ok
Date : 1 jan 2021
Content type : text/html

…
…

Question 6

What does browser do after getting the response

Answer 6

It forms Document Object MOdel or DOM

This model represents the elements of an HTML page

Question 7

Next Step

Answer 7

Browser checks for external resources required
and makes another api calls to get the resources
these request is sent in parallel

Question 8

Rendering

Answer 8

once all the resources we recieve, browser renders the page which means it displays it