I learnt Orgs In Salesforce
Org - A deployment of Salesforce with a defined set of licensed users. An organization is the virtual space provided to an individual customer of Salesforce. Your organization includes all of your data and applications, and is separate from all other organizations. Types of Org: 1. Production Org 2. Development Org 1. Production orgs are designed to be used with live customer data and to actively run a business. 2. Development org is used for building and testing new features and customisations before they are released into the production org.