Usar "computer backup" en una oración

1. Although we were lucky not to be home, we were also unlucky because we couldn’t rescue photographs or computer backups

2. Network backups differ from stand-alone computer backups in four major ways: speed, capacity, automation, and price

3. Most of the tape drives designed for computer backups include hardware-based compression capabilities that use standard data compression algorithms to store the maximum amount of data on a tape