Lesson 1,
Topic 1
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6.3 Data backup and restoration procedures
The backup and recovery of data is the process of backing up data in the event of a loss and setting up secure systems that allow one to recover data as a result. Data backup requires the copying and archiving of computer data to make it accessible in case of data corruption or deletion.
A complete backup process should include the following steps:
- Create a backup of the current databases and any customizations or files specific to the organization’s needs, such as import templates, custom reports, spreadsheets, etc.
- Store multiple copies of all backup files on external media, such as a tape drive or CD/DVD.
- Regularly test your backup:
- Make a backupof the database
- Restore from a backup copy. If you’re testing a backup for the first time, ensure that you restore the backup in a test environment first (e.g. on a standalone workstation or isolated server). Restoring the backup this way ensures that; if the backup is bad, it would not affect your live database.
- Verify users can log into the database and that the correct data is present
- Restore the original data