NetApp NS0-304 NetApp Certified Hybrid Cloud Administrator Professional Exam Practice Test

Answer : B

When setting up FlexCache in Cloud Volumes ONTAP (CVO) to scale out an on-premises system, the critical first step on the on-premises system is to generate a cluster peering passphrase. This passphrase is used to establish a secure cluster peering relationship between the on-premises ONTAP system and the CVO in the cloud. Here's the process:

Cluster Peering Setup: Cluster peering is essential for FlexCache because it allows the on-premises system to communicate and share data with the CVO instance. The cluster peering passphrase is used to authenticate the peering session, ensuring security.

Generate the Passphrase: In the ONTAP system manager on the on-premises cluster, navigate to the cluster peering settings and generate or configure the passphrase that will be used for peering with the CVO.

Establish Peering: Once the passphrase is set, use it to create the cluster peer relationship from the on-premises ONTAP to the CVO, following the guided steps in ONTAP System Manager or using CLI commands.

For detailed instructions on setting up cluster peering for FlexCache, refer to the NetApp documentation on FlexCache and cluster peering: NetApp FlexCache Documentation.

Answer : C

Azure NetApp Files (ANF), referred to as Cloud Volumes Service for Azure (CVS), supports SMB as well as NFS file services in Azure. For a company specifically looking to use SMB as a service, CVS is an ideal choice because it is a Microsoft-managed service built together with NetApp. It provides seamless integration with Azure services and is optimized for file-based workloads with enterprise-level features. FSx refers to Amazon's service and is not applicable here. Cloud Volumes ONTAP (CVO) and Azure NetApp Files (ANF) are different products; ANF being the specific offering under CVS for Azure. For more information, refer to NetApp's official documentation on Cloud Volumes Service for Azure, which outlines the services and configurations specifically for SMB protocols within Azure environments.

Answer : D

For authenticating with the NetApp BlueXP API, particularly within a CI/CD process, you will need the API endpoint and a bearer token. Here's why this is important:

API Endpoint: The API endpoint is the URL where the API requests are sent. It serves as the access point for the BlueXP services.

Bearer Token: A bearer token is a type of access token that is often used in OAuth 2.0 authentication. It must be included in the header of each API request to authenticate and authorize the request. This token ensures that the person or system making the API request has the correct permissions.

Setup Authentication: To set up authentication, you must first obtain a bearer token, typically through a login API endpoint that provides this token after verifying your credentials. Subsequently, include this token in the 'Authorization' header of your API requests.

For more information on using APIs with NetApp BlueXP, including obtaining and using bearer tokens, refer to the NetApp BlueXP API documentation: NetApp API Documentation.

Answer : B

When BlueXP has configured Cloud Volumes ONTAP systems to use the Connector as a proxy server, and the Connector requires an inbound connection on port 3128, the necessary action is to modify the associated security group. Here's what to do:

Identify Security Group: Determine which security group is associated with the Cloud Volumes ONTAP or the Connector instance.

Modify Security Group Rules: Update the security group rules to allow inbound traffic on port 3128. This is crucial to enable the Connector to receive connections as a proxy server for sending AutoSupport messages.

Apply and Verify Changes: After updating the security group, apply the changes and verify that the Connector can successfully transmit AutoSupport messages through the specified port.

For guidance on configuring security groups in AWS, consult the AWS documentation or the specific guidelines provided by your cloud provider: AWS Security Groups Documentation.

Answer : B

When dealing with a potential ransomware attack where files appear encrypted, it is crucial to restore the affected data to a point before the corruption occurred. The best course of action in this scenario is to perform a SnapRestore using a known good weekly snapshot and then re-enable the share. Here's how:

Assess the Snapshots: Verify that you have snapshots that predate the ransomware attack. These snapshots should be intact and free from encryption or corruption.

Perform a SnapRestore: Use the SnapRestore operation to quickly revert the entire volume to the state captured in the selected weekly snapshot. SnapRestore is efficient because it does not involve data movement; it simply reverts pointers in the filesystem.

Re-enable the Share: After successfully reverting the volume to a good state, the share can be safely re-enabled, allowing users to access the clean, restored data.

Verify System Integrity and Security: Before re-enabling the share, ensure that all system vulnerabilities are addressed to prevent future attacks. Implement improved security measures as needed.

For more details on using SnapRestore in ONTAP systems, refer to the NetApp documentation on data protection and recovery: NetApp SnapRestore Documentation.

Answer : C

The feature of BlueXP Analysis and Control used to uncover risk factors and identify opportunities to improve system security is the Digital Advisor. Here's why:

Role of Digital Advisor: Digital Advisor provides analytics, insights, and actionable intelligence based on the data gathered from the NetApp environment. It helps administrators identify potential risks, security vulnerabilities, and operational inefficiencies.

Security and Risk Analysis: By analyzing performance metrics, configuration details, and other critical data, Digital Advisor can pinpoint areas where security improvements are needed and suggest best practices for system optimization.

Benefits of Using Digital Advisor: This tool aids in proactive management of the storage environment, ensuring that security measures are not only reactive but preventive, providing recommendations to mitigate potential threats before they impact the system.

For further details on how to utilize Digital Advisor for security improvements, visit the NetApp BlueXP documentation: NetApp Digital Advisor Documentation.

Answer : B

When mounting an NFS export from a High Availability (HA) instance of Cloud Volumes ONTAP (CVO) in AWS where data access must remain available during a failure, the administrator must use a Floating IP in the mount syntax. Here's the process:

Floating IP Configuration: A Floating IP is a virtual IP address assigned to an HA pair that can ''float'' between nodes. In the event of a node failure, the Floating IP can move to another node in the HA pair, ensuring continuous availability and seamless access to data.

Mount Command Syntax: The mount command should specify the Floating IP as the NFS server address, which ensures that client applications continue to have access to the NFS export, even if one of the nodes experiences a failure.

Advantages of Using Floating IP: This setup minimizes downtime and provides robust fault tolerance for applications relying on the NFS export, making it ideal for HA deployments in cloud environments like AWS.

For additional guidance on configuring and using Floating IPs with Cloud Volumes ONTAP in AWS, refer to the NetApp documentation on HA configurations: NetApp HA Configuration Guide.