Salesforce Sites provides you the functionality to create public websites and applications that are directly integrated with your Salesforce organization—without requiring users to log in with a username and password.
Following are the steps to create a site in salesforce:
1. From Setup, enter Sites in the Quick Find box, then select Sites. .
2. Register for a domain as explained above.
3. On the Site Edit page, define the following:
*. Site Label: The name of the site as it appears in the user interface.
*. Site Name: The name used when referencing the site in the SOAP API. This name can contain only underscores and alphanumeric characters, and must be unique.
*. Site Description: Give some description about the file selected.
*. Site Contact : The user who will receive site-related communications from the site’s visitors and Salesforce.
*.Active: The option that activates your site when you are ready to make it available to the public.
*. Active Site Home Page: The landing page that users are directed to when this site is active.
*.Inactive Site Home Page: The landing page that users are directed to when this site is inactive.
4. Click Save.