Answer:
1. General purpose file server.
2. Virtual Desktop Infrastructure Server.
3. Virtualized Backup Server.
All except : Database server
Step-by-step explanation:
As a simple definition, we can tell, data deduplication is an elimination of redundant data in data set and storing only one copy of the same data. It is done by identifying double byte patterns through data analysis, removing double data and replacing it with reference pointed to stored, single piece of data.