What is a Qtree and in which mode is it relevant?

• A. A Qtree is a subdirectory used in 7-Mode for quotas and permissions; CDOT uses Storage Virtual Machines for the equivalent function.
• B. A Qtree is a type of RAID shape used in 3-Mode.
• C. A Qtree is the same as a FlexVol in CDOT.
• D. A Qtree is a network protocol.

Answer: (A)

A Qtree is a subdirectory within a NetApp volume that can have its own quota limits and access permissions. It was used in 7-Mode to carve a volume into separate, policy-bound parts for different departments or tenants, making it possible to enforce per-branch quotas and ACLs within a single volume. In clustered Data ONTAP (CDOT), the equivalent way to achieve isolated namespaces and separate policy boundaries is the Storage Virtual Machine (SVM). So this concept is tied to 7-Mode and quotas/permissions, while CDOT uses SVMs to provide the same kind of isolation. The other options misidentify what a Qtree is (not a RAID shape, not a network protocol) and mix up FlexVols with the concept.