NS0-403 Real Exam Questions and Verified Answers

Question 1 Single choice

A customer was running a traditional application with the data being provided by an NetApp ONTAP NFSv3 export. The customer is now migrating that same application to run with a container in a Kubernetes environment using NetApp Trident.

In this scenario, how would the customer ensure that the new container-based application has access to the same data?

A
Use the rsync command to copy the data to a worker node in the Kubernetes cluster and allow the kubelet to auto-discover the storage for the container.
B
Import the volume using the tridentcti command and provide the corresponding persistent volume claim YAML.
C
Define a backend YAML in Trident and use the kubectl command to create the backend in the Trident namespace.
D
Define the connection information for the NFSv3 export in the storage class object and then reference the storage class in the persistent volume claim.

Show answer and explanation

Correct answer: D

Question 2 Single choice

Your customer is running their Kafka and Spark applications inside a Kubernetes cluster. They want to create a single backup policy within Astra to automate the backup of both applications and all their related Kubernetes objects at the same time.

Which method in Kubernetes should be used to accomplish this task?

A
Create a Helm chart that deploys Kafka and Spark and their related objects to multiple namespaces.
B
Put the applications and their objects in a single namespace, or label all the objects with a single label that Astra can recognize.
C
Create a Kubernetes custom resource definition that includes all of the objects that Astra needs to treat as a single entity.
D
Use a single Trident-based StorageClass to provision all storage for Kafka and Spark.

Show answer and explanation

Correct answer: C

Question 3 Single choice

You are using REST APIs to deploy and manage storage that is provided by NetApp Cloud Volumes ONTAP in Microsoft Azure. You have written a Python script that contains a POST request to the following URL: http://localhost/occm/api/azure/vsa/working-environments. However, you receive a 401 response failure message that indicates that the user is not authenticated.

In this scenario, which two steps must you perform to communicate with an endpoint? (Choose two.)

A
Call an API endpoint with the JWT access token.
B
Acquire a JWT access token from the OAuth token endpoint.
C
Call an API endpoint with the refresh token.
D
Acquire a refresh token from the OAuth token endpoint.

Show answer and explanation

Correct answer: C

Question 4 Multiple choice

You are working with your development team to automate the deployment of Cloud Volumes ONTAP instances across various hyperscalers. The developers are asking you for specific RESTful API calls and other details to facilitate the automation.

In this scenario, which two links would you provide to them? (Choose two.)

A
the link to the API documentation on cloud.netapp.com
B
the link to the Swagger interface found on the connector instance
C
the link to the Swagger interface found on cloud.netapp.com
D
the link to the API documentation on readthedocs.io

Show answer and explanation

Correct answers: B, C

Question 5 Multiple choice

Click the Exhibit button.

Referring to the exhibit, you are certain that the backend configuration information is correct, but you still cannot get the created PVCs to connect.

What are three reasons for this problem? (Choose three.)

A
The Kubernetes nodes are configured to allow PVC over NFS.
B
The NFS utilities are not installed on the Kubernetes nodes.
C
The firewall settings between the Kubernetes nodes and the NetApp ONTAP cluster are not set up properly.
D
The Kubernetes nodes are installed with NetApp drivers.
E
The export policy rules allowing the Kubernetes nodes to connect are not set up properly.

Show answer and explanation

Correct answers: A, D, E

Question 6 Multiple choice

Your organization is adopting DevOps techniques to accelerate the release times of your product. The organization wants to have more communication between teams, quick iterations, and a better method for training work in progress.

In this scenario, which three methodologies would you recommend? (Choose three.)

A
waterfall
B
agile
C
kanban
D
scrum
E
iterative

Show answer and explanation

Correct answers: B, C, D

Question 7 Single choice

You are asked to provision storage for a development team to make use of NetApp Trident in their Kubernetes environment. You want to ensure that Trident will not be able to exhaust the storage system resources.

In this scenario, which two actions would you take to satisfy the requirements? (Choose two.)

A
Limit the maximum volume count.
B
Limit the available data LIFs.
C
Use a shared SVM.
D
Limit the maximum volume size.

Show answer and explanation

Correct answer: A

Question 8 Multiple choice

What are two stages in the DevOps lifecycle? (Choose two.)

A
plan
B
architect
C
operate
D
destroy

Show answer and explanation

Correct answers: C, D

Question 9 Multiple choice

You are responsible for setting up a process to handle version control for developers' source code. You need to decide which tools you will use.

In this scenario, which two tools would satisfy the requirement? (Choose two.)

A
Docker Hub
B
git
C
Jfrog
D
subversion

Show answer and explanation

Correct answers: A, D

Question 10 Multiple choice

What are three REST API methods? (Choose three.)

A
LIST
B
SET
C
POST
D
DELETE
E
GET

Show answer and explanation

Correct answers: C, D, E