Cisco Cisco Certified DevNet Professional 350-901 Questions & Answers

• Question 341:

  Which snippet presents the correct API call to configure, secure, and enable an SSID using the Meraki API?

  

  A. B. C. D.

  Correct Answer: B

• Question 342:

  Which two methods are API security best practices? (Choose two.)

  A. Use tokens after the identity of a client has been established.

  B. Use the same operating system throughout the infrastructure.

  C. Use encryption and signatures to secure data.

  D. Use basic auth credentials over all internal API interactions.

  E. Use cloud hosting services to manage security configuration.

  Correct Answer: AC

• Question 343:

  A Cisco Catalyst 9000 switch has guest shell enabled. Which Linux command installs a third-party application?

  A. yum Install

  B. apt-get install

  C. zypper install

  D. dnf install

  Correct Answer: A

• Question 344:

  How is client code that consumes gRPC telemetry implemented, assuming that the preferred language is able to be chosen?

  A. Parse the OpenAPI spec model

  B. Compile the protocol buffers IDL

  C. Leverage a Thrift code generator to parse a Thrift IDL

  D. Review the Swagger API documentation to build client code

  Correct Answer: C

• Question 345:

  A developer has issued git add file1 and file2 test.py command to add the three files for the next commit, but then decides to executed test.py from this command. Which command needs to be used to exclude test.py from this commit but keep the rest of the files?

  A. git clean -- test.py

  B. git reset - test py

  C. git checkout - file1 file2

  D. git stash -- file1 file 2

  Correct Answer: B

• Question 346:

  An Etag header is included in the HTTP response for an API resource. What are two benefits of using the value of the Etag for future interactions involving the same API resource? (Choose two.)

  A. caching and optimization of response payloads

  B. creating conditional requests

  C. categorizing and comparing this API resource with others

  D. checking the integrity of the resource

  E. requesting the list of operations authorized for this resource

  Correct Answer: AB

• Question 347:

  An automated solution is needed to configure VMs in numerous cloud provider environments to connect the environments to an SDWAN. The SDWAN edge VM is provided as an image in each of the relevant clouds and can be given an identity and all required configuration via cloud-init without needing to log into the VM once online.

  Which configuration management and/or automation tooling is needed for this solution?

  A. Ansible

  B. Ansible and Terraform

  C. NSO

  D. Terraform

  E. Ansible and NSO

  Correct Answer: D

• Question 348:

  An engineer must enable an SSID in a Meraki network. Which request accomplishes this task?

  A. PUT /networks/{networkld}/ssids/{number} {"enable": true)

  B. POST /networks/{networkid}/ssids/{number) {"enable": true)

  C. PUT /networks/{networkld}/ssids/{number}?enabled=true

  D. POST /networks/{networkid}/sslds/{number}?enabled=true

  Correct Answer: A

• Question 349:

  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 350:

  Refer to the exhibit.

  

  Which set of API requests must be executed by a Webex Teams bot after receiving a webhook callback to process messages in a room and reply with a new message back to the same room?

  

  A. Option A

  B. Option B

  C. Option C

  D. Option D

  Correct Answer: D