Cisco CCNP 300-535 Questions & Answers

• Question 31:

  Which data format should be used to serialize structured data in the most compact way?

  A. protobufs

  B. YAML

  C. JSON

  D. XML

  Correct Answer: B

  Reference: https://www.sitepoint.com/data-serialization-comparison-json-yaml-bson-messagepack/

• Question 32:

  

  Refer to the exhibit. Using the provided XML snippet, which Xpath expression prints "Jane"?

  A. //employee[1]/firstName/value()

  B. //employee[0]/firstName/value()

  C. //employee[1]/firstName/text()

  D. //employee[0]/firstName/text()

  Correct Answer: D

• Question 33:

  

  Refer to the exhibit. After this operation, what else is needed to change the hostname of the router to IOS-XR-SJC-19?

  A.

  B.

  C.

  D.

  Correct Answer: D

• Question 34:

  After a configuration request is sent using NETCONF, which call releases any locks and resources associated with the session?

  A.

  B.

  C.

  D.

  Correct Answer: C

  Reference: https://tools.ietf.org/html/rfc6241

• Question 35:

  What are two benefits of using Cisco NSO? (Choose two.)

  A. It abstracts the device adapter and complex device logic from the service logic.

  B. It uses load balancing services for better traffic distribution.

  C. It easily integrates into northbound systems and APIs.

  D. It can replace the CI/CD pipeline tools.

  E. It automatically discovers all deployed services.

  Correct Answer: AC

  Reference: https://www.ciscolive.com/c/dam/r/ciscolive/us/docs/2018/pdf/BRKDCN-2498.pdf

• Question 36:

  

  Refer to the exhibit. What is the effect of the script on the device?

  A. All interfaces except GigabitEthernet2 are reset to their default configurations.

  B. It replaces the entire configuration for GigabitEthernet2 on the device using RESTCONF.

  C. It merges the new configuration with the existing configuration on the device using RESTCONF.

  D. It compares the configuration to the device. If it matches, the device sends back an HTTP 204 status code.

  Correct Answer: C

• Question 37:

  

  Refer to the exhibit. An automation engineer has created a RESTCONF POST to configure network devices. Which two tasks are accomplished when the code is executed? (Choose two.)

  A. If the specified configuration is already in the running configuration, the command is replaced by this request.

  B. If the specified configuration is already in the running configuration, the command is not replaced by this request.

  C. If the specified configuration is already executed in the running configuration, the command is merged with this request.

  D. If the specified configuration is already in the running configuration, the command updates this request.

  E. If the specified configuration is not on the device, the POST request creates it.

  Correct Answer: DE

• Question 38:

  

  Refer to the exhibit. What must be added after the last line of the Ansible playbook to check if the output contains "IOS-XR"?

  A. wait_for: result[1] contains "IOS-XR"

  B. wait_for: result[0] contains IOS-XR

  C. notify: "IOS-XR"

  D. wait_for_connection:

  Correct Answer: B

• Question 39:

  

  Refer to the exhibit. What is the cause of the status of the interface subscription?

  A. The router cannot establish a gRPC connection with the collector.

  B. The sensor-group "Interface-Counters" does not contain a valid YANG path.

  C. The router is waiting for a collector to dial in.

  D. This is the expected state of an active subscription.

  Correct Answer: B

• Question 40:

  An engineer wants to replace the BLOCK_BAD ACL on the Cisco IOS XE router with this new content. The engineer wants to use RESTCONF for this and constructs a PUT request to the resource/restconf/data/native/ip/access-list/ Cisco-IOS-XE-acl:extended=BLOCK_BAD. What must the body look like to achieve the Cisco IOS XE configuration?

  Desired configutation:

  ip access-list extended BLOCK_BAD permit ip any host 192.168.20.1 deny ip any any

  

  

  A. Option A

  B. Option B

  C. Option C

  D. Option D

  Correct Answer: D