Netapp NS0-077 Dumps Questions Answers

StorageGRID evaluates ILM rules sequentially from the top of the active policy. As soon as an object matches a rule, that rule's placement instructions are applied and the object is not evaluated against subsequent rules. Therefore, the rule containing the specific status=archive filter must appear before the catch-all rule.

In option A, objects tagged status=archive match Rule 1 and receive 4+2 erasure coding at the designated single-site storage pool. StorageGRID supports 4+2 erasure coding in a one-site storage pool provided that at least six data-capable Storage Nodes are available; seven are recommended.

Objects without the archive tag do not match Rule 1 and proceed to Rule 2. Rule 2 serves as the default rule, providing two replicated copies across the required sites. NetApp requires the default rule to be last and to have no filters, ensuring that it catches every object not matched earlier.

Option C is incorrect because its unrestricted first rule would match every object, preventing the archive-specific rule from ever being evaluated. B applies the protection methods to the wrong object classes, while D provides no rule for non-archive objects.

Reference topics: ILM Policies → Rule Evaluation Order → Advanced Filters/Object Tags → Default Rule → Replication → Single-Site Erasure Coding

StorageGRID maintenance should be performed using a rolling, node-by-node approach so that the grid continues providing S3 services while individual nodes are temporarily unavailable. NetApp states that StorageGRID upgrades are designed to be non-disruptive: nodes of the same type are taken down and upgraded one at a time, preventing all nodes of a particular role from becoming unavailable simultaneously.

NetApp also permits administrators to approve individual nodes or groups of nodes and, when upgrade order is important, explicitly recommends waiting for one node or group to complete before approving the next. During this process, administrators should monitor Grid Manager for node status, alerts, and service health.

High availability also depends on appropriate architecture: ILM policies should maintain redundant object copies, and S3 clients should connect through HA-group VIPs, highly available third-party load balancers, or multiple Gateway Nodes.

Option A increases operational risk by scheduling maintenance during peak load. Option C could remove too much grid capacity simultaneously and defeat redundancy. Option D is not a prescribed StorageGRID maintenance procedure and could unnecessarily disrupt grid and client communication.

Reference topics: Software Update → Rolling Upgrade → Hotfix Installation → Node Availability → HA Client Connectivity → ILM Redundancy

To delete a specific version of an S3 object, the user must have the appropriate S3 permission, specifically s3:DeleteObjectVersion. In StorageGRID, permissions granted to tenant users are commonly defined through group policies, which control which S3 actions members of the group are authorized to perform against specified bucket and object resources. NetApp explicitly maps s3:DeleteObjectVersion to the S3 operation that deletes a specific object version.

Therefore, the user should verify the group policy associated with their tenant account and confirm that it allows s3:DeleteObjectVersion for the required bucket or object ARN. An explicit Deny for this action would override an Allow. NetApp even provides policy examples that specifically restrict users from deleting versioned objects by denying s3:DeleteObjectVersion.

Option B is incorrect because an S3 lifecycle policy automates object expiration and version-management behavior; it does not grant interactive user permissions. Option C governs where and how StorageGRID stores and protects object data, not S3 authorization. Option D refers to administrative privileges and is not the standard mechanism controlling a tenant user's object-level S3 operations.

Therefore, A. group policy is correct.

Reference topics: Tenant Manager → Groups → S3 Group Policies → s3:DeleteObjectVersion → Versioned Object Permissions → Explicit Deny/Allow Evaluation