# 1- Internet Basics

## Difference Between the Internet and Web

<table><thead><tr><th width="158"></th><th>Internet</th><th>Web</th></tr></thead><tbody><tr><td>Defintion</td><td>massive network of networks, networking infrastructure.</td><td>way of accessing information over the medium of the Internet, information-sharing model that is built on top of the Internet</td></tr><tr><td>Comprises</td><td>network of computers, copper wires, fiber-optic cables &#x26; wireless networks</td><td>files, folders &#x26; documents stored in various computers</td></tr><tr><td>Governed by</td><td>Internet Protocol (IP)</td><td>Hyper Text Transfer Protocol (HTTP)</td></tr><tr><td>Dependency</td><td>Independent of the World Wide Web</td><td>It depends on Internet to work</td></tr><tr><td>Nature</td><td>Hardware</td><td>Software</td></tr></tbody></table>

### World Wide Web ( Web ) <a href="#id-7b9c2cac-64cd-4fa7-ae43-657b0cb5f414" id="id-7b9c2cac-64cd-4fa7-ae43-657b0cb5f414"></a>

* WWW also utilizes browsers, such as Chrome or Firefox, to access Web documents called Web pages that are linked to each other via hyperlinks.

<mark style="background-color:blue;">💡</mark> <mark style="background-color:blue;"></mark><mark style="background-color:blue;">Web site</mark> <mark style="background-color:blue;"></mark><mark style="background-color:blue;">is a collection of</mark> <mark style="background-color:blue;"></mark><mark style="background-color:blue;">linked Web pages</mark> <mark style="background-color:blue;"></mark><mark style="background-color:blue;">that has a common theme or focus.</mark>

* *website → is hosted on one or more servers and can be accessed by visiting its homepage.*
* *site home page → is the main page that all of the pages on a particular web site are organized around and link back to it.*

<mark style="background-color:blue;">⚠️ Each web page on the Internet is associated with a unique</mark> <mark style="background-color:blue;"></mark>*<mark style="background-color:blue;">**URL(Uniform Resource Locator)**</mark>*<mark style="background-color:blue;">.</mark>

* URL specifies the address (i.e., location) of the web page.
* begin with http\://