Final answer:
Option A is incorrect because a backup database is not automatically as current as the real database; it is a snapshot taken at a specific point in time. Backups must be updated regularly to minimize data loss. Options B, C, and D are true statements reflecting the purpose and use of backups for data recovery.
Step-by-step explanation:
In contrast to options B, C, and D, which are true statements about the nature and purpose of a backup database, option A contains a falsehood. The assertion that a backup copy is as current as the real database at all times isn't necessarily true. Backups are snapshots or copies of the database at the point in time when the backup was taken. As such, any changes made to the database after the backup will not be reflected in the backed-up data unless another backup is conducted.
Nevertheless, having a backup database is critical for data recovery, as it allows you to restore your data to its state at the time of the last backup following an unwanted data loss event, such as accidental deletion or database corruption. Therefore, regular backups are recommended to minimize the risk of significant data loss.