The data stored reliably is protected by such systems in case of computer or server malfunctions on the disk, application errors, virus infection, loss of data files or completely user faulty malfunctions.
What is Backup and Recovery?
A backup is a copy of data created to restore that data in case of damage or loss. Original data is not deleted after the backup is made. If data is lost due to hardware failure, Human error, or natural disaster, backup can be used to quickly restore that data.