Cisco Certified DevNet Professional 350-901 Dumps 2022-2023 is the best material for you to prepare for the exam on Developing Applications Using Cisco Core Platforms and APIs.

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Number of exam questions	Exam name	Last updated
15	Developing Applications Using Cisco Core Platforms and APIs (DEVCOR)	350-901 dumps

Question 1:

DRAG DROP

A Python script must query the Cisco DNA center API for the number of unique wireless clients that are exhibiting poor health behavior. Drag and drop the code from the bottom onto the box where the code is missing to complete the script. Not all options are used.

Select and Place:

Correct Answer:

Question 2:

DRAG DROP

Refer to the exhibit. Drag and drop the parts of the Python code from the left onto the item numbers on the right that match the missing sections in the exhibit that consumes REST API pagination.

Select and Place:

Correct Answer:

Question 3:

In the three-legged OAuth2 authorization workflow, which entity grants access to a protected resource?

A. resource server

B. resource owner

C. client

D. authorization server

Correct Answer: A

Question 4:

An application uses OAuth to get access to several API resources on behalf of an end user. What are two valid parameters to send to the authorization server as part of the first step of an authorization code grant flow? (Choose two.)

A. URI to which the authorization server will send the user-agent back when access is granted or denied

B. a list of the API resources that the application is requesting to access

C. secret that was generated by the authorization server when the application registered as an OAuth integration

D. a list of scopes that correspond to the API resources to which the application is requesting to access

E. name of the application under which the application registered as an OAuth integration

Correct Answer: AC

Question 5:

DRAG DROP Refer to the exhibit.

Drag and drop the code from the bottom onto the box where the code is missing to construct a Python script that will retrieve location data Not all options are used.

Select and Place:

Correct Answer:

Question 6:

Which Git command enables the developer to revert back to the f414f31 commit to discard changes in the current working tree?

A. git reset-hard f414f31

B. git reset checkout-hard f414f31

C. git reset-soft f414f31

D. git checkout f414f31

Correct Answer: A

Reference: https://www.freecodecamp.org/news/the-ultimate-guide-to-git-reset-and-git- revert/

Question 7:

Which Puppet manifest needs to be used to configure an interface GigabitEthernet 0/1 on a Cisco IOS switch?

A. Option A

B. Option B

C. Option C

D. Option D

Correct Answer: D

https://github.com/puppetlabs/cisco_ios/blob/main/examples/network_interface.pp

Question 8:

DRAG DROP Refer to the exhibit above and click on the resource tabs in the top left corner to view resources to help with this question. Drag and drop the correct code snippets from the left onto the item numbers on the right that match the missing sections in the exhibit to complete the cURL script that will use RESTCONF to update an interface on a CISCO IOS XE device.

Select and Place:

Correct Answer:

Question 9:

A developer must recommend an appropriate tool to deploy a configuration to hundreds of servers. The configuration management solution must meet these requirements.

The servers must initiate the connection to obtain updates The configuration must be defined in a declarative style Which tool should be used?

A. Chef

B. Terraform

C. Puppet

D. Ansible

Correct Answer: A

Question 10:

Which Puppet manifest changes the NTP server and generates the traffic from VLAN 15?

A. B. C.D

Correct Answer: C

Question 11:

A client is written that uses a REST API to interact with a server. Using HTTPS as the transport, an HTTP request is sent and received an HTTP response. The response contains the HTTP response status code: 503 Service Unavailable.

Which action is the appropriate response?

A. Add an Authorization header that supplies appropriate credentials and sends the updated request.

B. Resend the request using HTTP as the transport instead of HTTPS.

C. Add an Accept header that indicates the content types that the client understands and send the updated request.

D. Look for a Retry-After header in the response and resend the request after the amount of time indicated.

Correct Answer: D

Question 12:

User report that they can no longer process transactions with the online ordering application, and the logging dashboard is displaying these messages.

Fri Jan 10 19:37:31.123 EST 2020 [FRONTEND] INFO: Incoming request to add item to cart from user 45834534858

Fri Jan 10 19:37:31 247 EST 2020 [BACKEND] INFO: Attempting to add item to cart

Fri Jan 10 19:37:31 250 EST 2020 [BACKEND] ERROR: Failed to add item: MYSQLDB ERROR: Connection refused

What is causing the problem seen in these log messages?

A. The database server container has crashed.

B. The backend process is overwhelmed with too many transactions.

C. The backend is not authorized to commit to the database.

D. The user is not authorized to add the item to their cart.

Correct Answer: A

Question 13:

Click on the GET Resource button above to view resources that will help with this question. An engineer is managing a DC with 6000 Cisco UCS servers installed and running. The engineer has been asked to identify all resources where the model is in the UCSB family and the available memory is less than or equal to 5 GB. Which REST API call accomplishes this task?

A. GET/api/v1/compute/RackUnits?$select=Vendor,Model,Serialand$filter=not(Model eq `UCSC\’) and AvailableMemory le 5000

B. GET/api/v1/compute/RackUnits?$select=Vendor,Model,Serialand$filter=Model eq `UCSB\’ and AvailableMemory lt 5000

C. GET/api/v1/compute/RackUnits?$select=Vendor,Model,Serialand$filter=contains(Model, UCSB\’) and AvailableMemory lt 5000

D. GET/api/v1/compute/RackUnits?$select=Vendor,Model,Serialand$filter=contains(Model, UCSB\’) and AvailableMemory le 5000

Correct Answer: D

Explanation: https://intersight.com/apidocs/introduction/query/#filter-query-option-filtering- the-resources

Question 14:

Which tool is used to deploy an IOx application to a group of lOx devices at one time?

A. ioxclient

B. lOx local manager

C. Fog Network Director

D. Kubernetes

Correct Answer: C

Question 15:

Refer to the exhibit.

What is the missing step in deploying a Docker container to lOx?

A. Pull/push the image to the Docker registry,

B. Build the package.yaml file.

C. Build the package.cert file to sign the app ,

D. Log in to Device Manager.

Correct Answer: B

…

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