Cisco Cisco Certified DevNet Associate 200-901 Questions & Answers

• Question 501:

  What are two considerations when selecting the "best route" for a network device to reach its destination? (Choose two.)

  A. MAC address

  B. IP address

  C. metrics

  D. administrative distance

  E. subnet mask

  Correct Answer: CD

  A router o switch3 use AD to selecting the source of routing what it'll install in the routing table, later it use the value of metric to selecting the best route when forward the packets. El package with the IP address that has the best match will fordward to out interface

  Netmask is use to determinate if the hosts are in the same network o diferents networks.

• Question 502:

  What is a difference between a synchronous API and an asynchronous API?

  A. An asynchronous API can make offline calls while synchronous APIs do not have this capability.

  B. Synchronous API calls are returned immediately while asynchronous calls do not guarantee an immediate response.

  C. Synchronous API calls require an authentication header to be sent while asynchronous calls do not require authentication.

  D. An asynchronous API can make a larger number of calls in a specified time period than a synchronous API.

  Correct Answer: D

• Question 503:

  Which type of HTTP method is used by the Meraki nad webex teams APIs to send webhook notifications?

  A. HTTP GET

  B. HTTP PUT

  C. HTTP HEAD

  D. HTTP POST

  Correct Answer: D

  Reference: https://meraki.cisco.com/blog/tag/alerts/

• Question 504:

  Refer to the exhibit.

  

  A network engineer must collect information from the network. The engineer prepares a script to automate workflow by using Cisco Meraki API. The script must run over nested loops to collect organization and network information and uses the collected data for final collection. Which process is being automated by using the Python script?

  A. Gather the IDs of the ACME organization, the BLDG21 network, and the dents on the network

  B. Provide the BLDG21 network information if it is part of the ACME organization

  C. Collect the IDs of the clients on the BLDG21 network

  D. List the IDs from the ACME organization

  Correct Answer: C

• Question 505:

  Refer to the exhibit.

  

  An engineer must configure a load balancer server. The engineer prepares a script to automate workflow by using Bash. The script install the nginx package, moves to the /optAtginx directory, and reads the sites M We (or further processing Based on the script workflow, which process is being automated within the loop by using the information mi sites txt?

  A. creating a new Me Based on template .conf in the /etc/ngin/sites_enabled directory for each lie in the sites txt file. and then changing the file execution permission.

  B. creating a Me per each the in sites txt with the information in template conf. creating a link for the previously created file. and then changing the ownership of the created files

  C. using the content of the file to create the template conf file. creating a Iink from the created file to the /etc/nginx/files.enabled. and then changing the file execution permissions.

  D. using the information in the file to create a set of empty files in the /etchginx/sites_enabled directory and then assigning the owner of the file.

  Correct Answer: B

• Question 506:

  What is a tenet of test-driven development?

  A. write documentation for tests

  B. write tests after adding new blocks of code

  C. write and run tests before writing new code

  D. run tests after writing new code

  Correct Answer: C

• Question 507:

  Which two protocols are used to apply a configuration change on a Cisco IOS XE device? (Choose two)

  A. CCX

  B. RESTCONF

  C. NETCONF

  D. HSRP

  E. CDP

  Correct Answer: BC

• Question 508:

  Which network device monitors incoming and outgoing traffic and decides whether to allow or block specific traffic based on a defined set of rules?

  A. switch

  B. load balancer

  C. reverse proxy

  D. firewall

  Correct Answer: D

• Question 509:

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

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

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

  C. Redeployments cause varying environment definitions.

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

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

  Correct Answer: AB

• Question 510:

  What is a function of the default gateway in a network?

  A. to drop traffic that is destined to the default gateway

  B. to drop traffic that is not destined to the default gateway

  C. to forward traffic to the same subnet

  D. to forward traffic to different subnets

  Correct Answer: D