Defintion of the term "backup" is required. Explain what a file backup is and why it's important. Defintion of restoration. Make mention of backup storage media. The reason for keeping backups off-site is to ensure that they are safe and secure. There is a need for virus protection throughout the backup procedure. The mirror-image backups will likewise be affected if the original data source is compromised. Explain the differences between a selective backup and a complete backup (also known as an archival backup). A three-generation backup strategy is described. To what extent are you related to your grandparents? Show where backup and restoration applications may be found. ' Describe a service that provides online backup.