What is the process of creating duplicate copies of important data called?

The process of creating duplicate copies of important data is called backup. This practice is essential for protecting data against loss due to factors such as hardware failure, accidental deletion, or cyberattacks. By performing regular backups, individuals and organizations can ensure that their data remains safe and can be recovered if necessary.

Backups can be stored on various media, including external hard drives, cloud storage solutions, and network-attached storage. The key purpose of backup is not just to create copies of data but to provide a means to restore that data to its original form when required. This process is foundational in data management and security strategies, making it a critical skill for anyone looking to safeguard important information.