What is the operational advantage of de-duplication in backup systems?

The operational advantage of de-duplication in backup systems lies in its ability to minimize redundant storage by keeping only one copy of the data. This process works by identifying and eliminating duplicate copies of data that are stored in a backup system. As a result, it significantly reduces the amount of storage space required, decreases backup times, and lowers costs associated with data storage.

By maintaining a single copy of unique data, organizations can ensure that they are using their storage resources efficiently. This strategy is particularly beneficial when working with large datasets or in environments where similar files or data sets may be frequently backed up. The reduction in redundancy not only conserves physical storage space but also streamlines data management, making it easier for IT professionals to manage their backup and recovery operations.

The other choices, while they may describe benefits related to backup systems, do not specifically address the primary operational edge that de-duplication provides. Therefore, recognizing the importance of storing only the unique data is key to understanding how de-duplication enhances storage efficiency.