NS0-157 · Question #381
How do you organize volumes for data clients with an appropriate export policy?
The correct answer is A. Mount the required volumes in a namespace. In NetApp ONTAP, volumes are made accessible to NAS clients by mounting them at junction points within the SVM namespace, allowing export policies to control access per volume.
Question
How do you organize volumes for data clients with an appropriate export policy?
Options
- AMount the required volumes in a namespace
- BMount the required namespaces in a volume
- CMount the required namespaces in an aggregate
- DMount directories of a volume in a namespace
How the community answered
(57 responses)- A74% (42)
- B7% (4)
- C4% (2)
- D16% (9)
Why each option
In NetApp ONTAP, volumes are made accessible to NAS clients by mounting them at junction points within the SVM namespace, allowing export policies to control access per volume.
Mounting volumes in the SVM namespace (via junction points) is the correct ONTAP method for exposing data to NAS clients. Each volume is assigned a junction path within the namespace tree, and export policies applied to the volume govern client access. This allows clients to traverse the namespace and reach data using standard NFS or CIFS paths.
The namespace is not an entity that gets mounted inside a volume - volumes are mounted into the namespace, not the reverse.
Aggregates are physical storage groupings and have no role in the logical namespace hierarchy; namespaces are associated with SVMs, not aggregates.
Directories within a volume are not individually junction-mounted into the namespace; entire volumes are mounted at junction points.
Concept tested: ONTAP SVM NAS namespace and junction mounting
Source: https://docs.netapp.com/us-en/ontap/nfs-admin/namespace-concept.html
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