300-535 Online Practice Questions and Answers

What tool is used to perform a "what if" failure analysis in a service provider network that is running Segment Routing?

A. Cisco WAN Automation Engine

B. Cisco Evolved Programmable Network Manager

C. Cisco Network Services Orchestrator

D. Cisco Segment Routing Path Computation Element

Which command configures the remote peer when the Cisco IOS XR Traffic Controller is used?

A. peer-sync ipv4 192.168.0.3

B. state ipv4 192.168.0.3

C. peer ipv4 192.168.0.3

D. state-sync ipv4 192.168.0.3

An automation engineer is trying to configure a destination group to use dial-out telemetry with gRPC on a Cisco IOS XR platform. The template created is failing to apply. Which parameters must be configured?

A. source IP address, source port, encoding, and sampling interval

B. source IP address, source port, encoding, and protocol

C. destination IP address, destination port, encoding, and sensor path

D. destination IP address, destination port, encoding, and protocol

What is a benefit of Ansible for automating IOS XE or IOS XR platforms?

A. Playbooks can be written in XML format.

B. It has agent support

C. It supports asynchronous orchestration.

D. It offers native orchestration support for Cisco platforms.

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.

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()

Refer to the exhibit. A Python script is created to add a new device on Cisco NSO using RESTCONF API. The device is added successfully, but a 405 Method Not Allowed RESTCONF error code has received as the line to fetch SSH keys runs. Which code is missing to complete the script?

A. response = requests.put(baseUriOperation + "/devices/device=ios-device/ssh/fetch-host-keys", auth=auth, headers=headers)

B. response = requests.post(baseUriOperation + "/devices/device=ios-device/ssh/fetch-host-keys", auth=auth, headers=headers)

C. response = requests.post(baseUriOperation + "/devices/device=ios-device/ssh/request-host-keys", auth=auth, headers=headers)

D. response = requests.put(baseUriOperation + "/devices/device=ios-device/ssh/request-host-keys", auth=auth, headers=headers)

A user is debugging a problem with model-driven dial-in/out streams with gRPC for a Cisco IOS XR implementation. There is no streaming data and the path is not resolved when the show telemetry model-driven subscription command is issued on the router. What is the cause of the problem?

A. The emsd process is not running.

B. There are polling interval problems.

C. SNMP is not enabled.

D. There is no support for IOS XR 64-bit.

Refer to the exhibit. Which JSON output is a valid instantiation of the YANG model?

A. Option A

B. Option B

C. Option C

D. Option D

Refer to the exhibit. When YDK is used to interact with Cisco routers, what is the purpose of passing intf_f into the crud_service.read() method?

A. The Interfaces() class acts as a NETCONF filter, which limits the data returned to that of the openconfig:interfaces YANG model.

B. It provides the data types of the openconfig:interfaces model to the router for dynamic configuration of the interfaces.

C. It locks the interfaces from modification by other active NETCONF sessions.

D. It passes default values into the crud_service, which reconfigures all interfaces to their default configurations.