Cisco Cisco Certified DevNet Associate 200-901 Questions & Answers

• Question 481:

  What does a load balancer distribute in a network environment?

  A. different TCP connections to the routers

  B. incoming traffic across multiple servers

  C. traffic in the network by leveraging the switch architecture

  D. outgoing connections to the network

  Correct Answer: B

• Question 482:

  Which HTTP response status code means "Forbidden"?

  A. 500

  B. 401

  C. 403

  D. 502

  Correct Answer: C

  https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/403

• Question 483:

  Refer to the exhibit.

  

  The JSON data in the exhibit has been parsed and stored into a variable "data". What returns the value "172.16.0.11"?

  A. data[`items'][`host'][`value']

  B. data[`items'][1][`host'][`value']

  C. data[`items'][0][`host'][`value']

  D. data[`items'][`host'][1]

  Correct Answer: C

• Question 484:

  Refer to the exhibit.

  

  Which infrastructure automation method is shown?

  A. CI/CD pipeline

  B. Lean

  C. Agile

  D. Waterfall

  Correct Answer: A

• Question 485:

  What are two principles of an infrastructure as code environment? (Choose two.)

  A. Components are coupled, and definitions must be deployed for the environment to function.

  B. Redeployments cause varying environment definitions.

  C. Environments must be provisioned consistently using the same inputs.

  D. Service overlap is encouraged to cater for unique environment needs.

  E. Complete complex systems must be able to be built from reusable infrastructure definitions.

  Correct Answer: CE

• Question 486:

  What are two functions of a routing table on a network device? (Choose two.)

  A. It lists the routes to drop traffic.

  B. It lists the routes to a particular destination.

  C. It lists the static and dynamic entries.

  D. It lists hosts that are one hop away.

  E. It lists entries more than two hops away.

  Correct Answer: BC

• Question 487:

  How do XML and JSON compare regarding functionality?

  A. XML provides support for mapping data structures into host languages than JSON.

  B. XML provides more human readability than JSON.

  C. JSON provides support for data types than XML.

  D. JSON natively supports arrays and XML does not natively support arrays.

  Correct Answer: B

  Option A is incorrect. Both XML and JSON support mapping data structures into host languages, although the specific mechanisms for doing so may differ.

  Option C is incorrect. Both XML and JSON support a variety of data types, including strings, numbers, and Booleans.

  Option D is incorrect. Both XML and JSON support arrays, although the syntax for representing arrays is different in the two formats. In XML, arrays can be represented using repeating elements with the same name, while in JSON, arrays

  are represented using square brackets.

• Question 488:

  What are two use cases where webhooks are effective? (Choose two.)

  A. Filter out information from a response to an API call.

  B. Close a session with a web server after a specific amount of time.

  C. Inform a previously defined chat channel after a deployment fails.

  D. Send an email to a customer of an online store after payment is complete.

  E. Change the response formal or content type of an API call.

  Correct Answer: CD

• Question 489:

  A local Docker alpine image has been created with an image ID of a391665405fe and tagged as "latest". Which command creates a running container based on the tagged image, with the container port 8080 bound to port 80 on the host?

  A. docker build -p 8080:80 alpine:latest

  B. docker exec -p 8080:80 alpine:latest

  C. docker start -p 8080:80 alpine:latest

  D. docker run -p 8080:80 alpine:latest

  Correct Answer: D

  https://docs.docker.com/get-started/02_our_app

• Question 490:

  Which two query types does a client make to a DNS server? (Choose two.)

  A. Inverse

  B. PTR

  C. AAAA

  D. ACK

  E. DISCOVER

  Correct Answer: BC