Cisco Cisco Certified DevNet Professional 350-901 Questions & Answers

• Question 191:

  

  Refer to the exhibit. A developer must create a new network object named testnetwork by using the Cisco Firepower Device Management API. The script must also handle any exceptions that occur during the request and print out any resulting errors. Which script must be used?

  

  A. Option A

  B. Option B

  C. Option C

  D. Option D

  Correct Answer: A

• Question 192:

  What are two features of On-Box Python for hosting an application on a network device? (Choose two.)

  A. It has direct access to Cisco IOS XE CLI commands.

  B. It is a Python interpreter installed inside the guest shell.

  C. It enables execution of XML scripts on a Cisco IOS XE router or switch.

  D. It supports Qt for graphical interfaces and dashboards.

  E. It has access to Cisco IOS XE web UI through a controller.

  Correct Answer: AB

  Reference: https://blog.wimwauters.com/networkprogrammability/2020-06- 08_guestshell_onbox/

• Question 193:

  Refer to the exhibit.

  

  This script uses ciscoyang to configure two VRF instances on a Cisco IOS-XR device using the Yang NETCONF type.

  Which two words are required to complete the script? (Choose two.)

  A. ensure

  B. commit

  C. false

  D. replace

  E. none

  Correct Answer: CD

• Question 194:

  Which two statements about a stateless application are true? (Choose two.)

  A. Different requests can be processed by different servers.

  B. Requests are based only on information relayed with each request.

  C. Information about earlier requests must be kept and must be accessible.

  D. The same server must be used to process all requests that are linked to the same state.

  E. No state information can be shared across servers.

  Correct Answer: AB

• Question 195:

  A developer plans to create a new bugfix branch to fix a bug that was found on the release branch. Which command completes the task?

  A. git checkout -b RELEASE BUGFIX

  B. git checkout -t BUGF1X RELEASE

  C. git checkout -b BUG FIX RELEASE

  D. git checkout -t RELEASE BUGFIX

  Correct Answer: C

• Question 196:

  A developer wants to automate virtual infrastructure to provision and manage it. The system will be implemented m large-scale deployment while offering redundancy and scalability with ease of management The solution must meet these requirements:

  Support the provisioning of up to 500 new virtual machines into private datacenters or the public cloud Support the modeling of a complex environment that consists of multiple virtual machines while supporting disaster recovery Maintain steady-state environments

  Which configuration management solution must the developer use?

  A. Puppet

  B. Terraform

  C. Docker

  D. Arable

  Correct Answer: B

• Question 197:

  A web application is susceptible to cross-site scripting. Which two methods allow this issue to be mitigated? (Choose two.)

  A. Use only drop downs.

  B. Limit user input to acceptable characters.

  C. Encrypt user input on the client side.

  D. Use AES encryption to secure the script.

  E. Remove all HTML/XML tags from user input.

  Correct Answer: BE

  https://cheatsheetseries.owasp.org/cheatsheets/Cross_Site_Scripting_Prevention_Cheat_ Sheet.html

• Question 198:

  

  Refer to the exhibit. The presented application consists of a Nginx container and a load balancer service. Which GitLab CI/CD configuration implements the Kubernetes deployment?

  

  A. Option A

  B. Option B

  C. Option C

  D. Option D

  Correct Answer: B

  Explanation: https://kubernetes.io/docs/reference/kubectl/kubectl/

• Question 199:

  What is the gRPC Network Management Interface protocol?

  A. a unified management protocol for streaming telemetry and database logging

  B. a configuration management protocol for monitoring

  C. a protocol for configuration management and streaming telemetry

  D. a logging protocol used across database servers

  Correct Answer: C

  Reference: https://infohub.delltechnologies.com/l/enterprise-sonic-distribution-by-dell- technologies-lifecyclemanagement/grpc-network-management-interface

• Question 200:

  A web application is being developed to provide online sales to a retailer. The customers will need to use their username and passwords to login into then profile and complete their order For this reason the application must store user

  passwords.

  Which approach ensures that an attacker wifi need to crack the passwords one at a time?

  A. Apply the peppering technique

  B. Store the passwords by using asymmetric encryption

  C. Apply the salting technique

  D. Store the passwords by using symmetric encryption

  Correct Answer: C