Cisco 350-901 Online Practice Questions and Exam Preparation

Cisco 350-901 Online Questions & Answers

• Question 131:

  A software team is designing a monitoring solution for a cloud-native application. The solution enables:

  1. effective monitoring 2. easy troubleshooting and maintenance 3. reduction in time it takes to resolve issues 4. breaks down silos between different teams

  Which observability tracing design pattern should be used in the application design?

  A. factory pattern based on OpenTelemetry
  B. exception based on OpenTracing
  C. observer based on OpenTracing
  D. distributed based on OpenTelemetry
  D. distributed based on OpenTelemetry

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  Explanation

• Question 132:

  DRAG DROP

  Refer to the exhibit.

  

  A developer is creating a Python script by using Cisco DNA Center APIs. Drag and drop the code from the bottom onto the box where the code is missing in the Python script to retrieve and display wireless health information for each site. Not all options are used.

  Select and Place:

  

  

  Explanation

  Explanation/Reference:

• Question 133:

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

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  Explanation

• Question 134:

  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
  B. Option B

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  Explanation

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

• Question 135:

  Refer to the exhibit.

  

  

  A team of developers uses Git to store the code for a new application. Each team member is developing the code for a specific part of the application. When a developer commits new code to the Git repository, the deployment pipeline fails.

  What is the cause of the unit test failure?

  A. The username that was provided for basic authentication is incorrect.
  B. The assert statement must check for HTTP code 401 instead of HTTP code 200.
  C. The URL in the URL variable is formatted incorrectly.
  D. The token that is used during authorization is incorrect.
  A. The username that was provided for basic authentication is incorrect.

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  Explanation

• Question 136:

  DRAG DROP

  Drag and drop the code from the bottom onto the box where the code is missing on the Ansible task to enable a VLAN on a Meraki MX Device, Not all options are used

  Select and Place:

  

  

  Explanation

  Explanation/Reference:

  Target Place 1: method : put Target Place 2: loop : {{request.results}}

• Question 137:

  What are two building blocks of the 12-factor app? (Choose two.)

  A. Stateful Processes
  B. Easy access to underlying systems
  C. Dev and Prod must be different
  D. One codebase
  E. Isolated Dependencies
  D. One codebase
  E. Isolated Dependencies

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  Explanation

• Question 138:

  Which two actions must be taken when an observable microservice application is developed? (Choose two.)

  A. Know the state of a single instance of a single service.
  B. Place "try/except" statement in code.
  C. Place log statements in the code.
  D. Use distributed tracing techniques.
  E. Deploy microservice to multiple datacenters.
  C. Place log statements in the code.
  D. Use distributed tracing techniques.

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  Explanation

• Question 139:

  Which two statements describe advantages of static code analysis over unit tests? (Choose two.)

  A. It checks for potential tainted data where input is not checked.
  B. It enforces proper coding standards and style.
  C. It performs a quick analysis of whether tests will pass or fail when run.
  D. It checks for race conditions in threaded applications.
  E. It estimates the performance of the code when run.
  A. It checks for potential tainted data where input is not checked.
  B. It enforces proper coding standards and style.

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  Explanation

• Question 140:

  Refer to the exhibit.

  

  An engineer is managing a network that consists of Cisco IOSXE devices. There is a need to retrieve the details of the interface GigabitEthernet2 using RESTCONF.

  Which URI will accomplish this by providing the same response as shown in the JSON body?

  A. https://ios-xe-mgmt.cisco.com/restconf/data/interface/name/GigabitEthernet2
  B. https://ios-xe-mgmt.cisco.com/restconf/data/ietf-interfaces:interfaces/GigabitEthernet2
  C. https://ios-xe-mgmt.cisco.com/restconf/data/ietf-interfaces/GigabitEthernet2
  D. https://ios-xe-mgmt.cisco.com/restconf/data/ietf-interfaces:interface=GigabitEthernet2
  D. https://ios-xe-mgmt.cisco.com/restconf/data/ietf-interfaces:interface=GigabitEthernet2

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  Explanation