A .  To backup a given database, you must have read access on the database
B .  The backup role confers no additional access, in keeping with the policy of least privilege
C .  mongodumplocal overwrites output files if they exist in the backup data folder
D .  All of the mentioned
Answer: Option C
To backup the system.profile collection, which is created when you activate database profiling, you must have additional read access on this collection.
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