Cisco Cisco Certified DevNet Professional 350-901 Questions & Answers

• Question 21:

  Which transport layer protocol does gRPC use to retrieve telemetry information?

  A. SSH

  B. SNMP

  C. TCP

  D. HTTP/2

  Correct Answer: D

• Question 22:

  A developer is designing a modem, distributed microservice enterprise application. The application will be integrating with other systems and focus on a large deployment, so control of API calls is necessary. What is the best practice to reduce application response latency and protect the application from excessive use?

  A. Implement rate limiting on the client side.

  B. Implement rate limiting on the client and server sides.

  C. Do not enforce any rate Imiting

  D. Implement rate limiting on the server side.

  Correct Answer: B

• Question 23:

  A developer corrects an application bug with ID buglDa98416945110x and then installs it on a Cisco Catalyst 9300 series switch. Which command will enable the application called myapp?

  A. app-hosting install appid myapp package usbflash1:myapp.tar

  B. app-hosting run re-start appid my app bugfix

  C. app-hosting activate appid myapp

  D. app-hosting start appid myapp

  Correct Answer: D

• Question 24:

  Refer to the exhibit.

  

  An application is created to serve the needs of an enterprise. Slow performance now impacts certain API calls, and the application design lacks observability. Which two commands improve observability and provide an output that is similar to the sample output? (Choose two.)

  

  A. Option A

  B. Option B

  C. Option C

  D. Option D

  E. Option E

  Correct Answer: CE

• Question 25:

  Refer to the exhibit.

  

  An engineer creates an application that leverages the Ansible framework to provision CPE endpoints that have configuration changes. The application contains an Ansible playbook named provision_cpes.yml that uses the ansible.builtin.script

  Ansible module to execute these two Python scripts:

  gather and_create.py. which creates a JSON file named bios.json that contains the CPE models and their respective IOS file information

  load and parse.py. which loads the file data and parses it for later consumption

  After several successful runs, the application fails. During a review of the Ansible execution logs, the engineer discovers an error output that indicates that one of the stages failed.

  What is the cause of this issue?

  A. ansible builtm script Ansible module

  B. gather and create.py Python script

  C. load_and_parse.py Python script

  D. provision cpes.yml Ansibte playbook

  Correct Answer: B

• Question 26:

  DRAG DROP

  Drag and drop the code from the bottom onto the box where the code is missing on the Dockerfile to containerize an application that listens on the specified TCP network port at runtime. Not all options are used.

  Select and Place:

  

  Correct Answer:

  

• Question 27:

  DRAG DROP

  Drag and drop the code from the bottom onto the box where the code is missing to construct a contact tracking application that dynamically returns all the Bluetooth clients on a given Meraki network. Not all options are used.

  Select and Place:

  

  Correct Answer:

  

• Question 28:

  DRAG DROP

  Drag and drop the code from the bottom onto the box where the code is missing in the Python code to query for user permissions while mitigating against SQL Injection. Not all options are used.

  Select and Place:

  

  Correct Answer:

  

• Question 29:

  DRAG DROP

  Drag and drop the steps from the left into the order on the right to build and run a customized Python DocKer image. Not all options are used.

  Select and Place:

  

  Correct Answer:

  

• Question 30:

  DRAG DROP

  Drag and drop the components from the left into the order on the right to create the flow of the three-legged OAuth2.

  Select and Place:

  

  Correct Answer: