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Intro to Computingfundamentals~6 mins

Web hosting and domains in Intro to Computing - Full Explanation

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Introduction
Imagine you want to open a shop so people can visit and buy things. You need a place for your shop and a clear address so visitors can find it. Web hosting and domains solve this problem for websites on the internet.
Explanation
Web Hosting
Web hosting is like renting space on a computer called a server where your website lives. This server stores all your website files and makes them available to visitors anytime they want to see your site. Without hosting, your website cannot be accessed on the internet.
Web hosting provides the space and technology to keep your website online and accessible.
Domain Names
A domain name is the easy-to-remember address people type in their browser to visit your website, like example.com. It links to the web hosting server's address so the browser knows where to find your website files. Domains make it simple for people to find your site without remembering complex numbers.
Domain names are user-friendly addresses that point to your website's location on the internet.
How Hosting and Domains Work Together
When someone types your domain name in a browser, the internet looks up the domain to find the hosting server's address. Then it connects to that server to load your website files and show the site to the visitor. Both hosting and domain are needed for a website to be found and displayed.
Domains direct visitors to the hosting server where the website lives, enabling access.
Types of Web Hosting
There are different kinds of web hosting like shared hosting, where many websites share one server, and dedicated hosting, where you have a whole server for your site. Each type offers different levels of speed, control, and cost depending on your needs.
Different hosting types offer various balances of cost, control, and performance.
Domain Registration
To use a domain name, you must register it through a domain registrar. This process reserves the name for you and connects it to your hosting server. Domains usually need to be renewed yearly to keep ownership.
Domain registration secures your website address and links it to your hosting.
Real World Analogy

Think of web hosting as renting a shop space in a mall where you keep your products. The domain name is like the shop's street address that customers use to find you easily. Without the shop space, you have nowhere to sell, and without the address, customers can't find you.

Web Hosting → Renting a shop space to store and display your products
Domain Names → The shop's street address that customers use to find it
How Hosting and Domains Work Together → Customers using the address to find the shop space where products are kept
Types of Web Hosting → Different shop types like shared mall stalls or private standalone shops
Domain Registration → Registering your shop address officially so no one else can use it
Diagram
Diagram
┌─────────────┐       ┌───────────────┐       ┌───────────────┐
│ User types  │──────▶│ Domain Name   │──────▶│ Hosting Server│
│ domain in   │       │ lookup points │       │ serves website│
│ browser     │       │ to server IP  │       │ files         │
└─────────────┘       └───────────────┘       └───────────────┘
This diagram shows how a user types a domain name, which is looked up to find the hosting server that delivers the website files.
Key Facts
Web HostingA service that stores website files on a server and makes them accessible on the internet.
Domain NameA human-friendly address that points to a website's hosting server.
Domain RegistrarA company that manages the reservation and registration of domain names.
Shared HostingA hosting type where multiple websites share the same server resources.
Dedicated HostingA hosting type where a single website has an entire server to itself.
Common Confusions
Thinking a domain name is the same as web hosting.
Thinking a domain name is the same as web hosting. A domain name is just the website's address, while web hosting is the space where the website files are stored; both are needed but serve different roles.
Believing you own a domain name forever after buying it once.
Believing you own a domain name forever after buying it once. Domain names must be renewed regularly, usually yearly, or they can be lost to others.
Summary
Web hosting is like renting space on a server to store your website files and keep them online.
Domain names are easy-to-remember addresses that point visitors to your website's hosting server.
Both web hosting and domain registration are necessary for a website to be found and accessed on the internet.