Data Export and Backup
Your organization can use the built-in platform functionality for creating data backups and exporting data.
There are three different methods Salesforce provides for exporting data:
Export Backup Data
The backup functionality is provided through our platform partner and can be done on a weekly or monthly basis. For more information, please review this Force.com article: Export Backup Data from Salesforce
For a more hands-on learning experience, you can take the trailhead: Data Management