Most Recent Automating And Programming Cisco Service Provider Solutions (SPAUTO) 300-535 Latest Exam

NEW QUESTION 1

Refer to the exhibit. Regarding the Python script using YDK, what is the result for a device that is running Cisco IOS XR Software?

• A. retrieves the system time
• B. configures the system time
• C. prints the uptime of the CRUDService
• D. prints the system uptime

Answer: D

NEW QUESTION 2
What is an interior YANG data node that exists in at most one instance in the data tree and has no value?

• A. listing node
• B. tree node
• C. container node
• D. leaf node

Answer: C

NEW QUESTION 3
What are two advantages of using Python virtual environments? (Choose two.)

• A. They allow for multiple Python projects to use different versions of the same dependency without conflict.
• B. They allow multiple Python applications to share virtual memory between subprocesses.
• C. They allow for isolated environments where each can use a different version of Python.
• D. They allow for all Python projects to utilize the same set of shared dependencies.
• E. They allow for multiple virtual machines to share a single Python environment.

Answer: AC

NEW QUESTION 4

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.

Answer: DE

NEW QUESTION 5
How does using the Python with statement in conjunction with ncclient manager improve an existing NETCONF automation script?

• A. It allows the NETCONF connection to the device to be gracefully closed without having to explicitly code this action.
• B. It manages the running configuration of the device by comparing it to the new configuration applied using NETCONF.
• C. The with statement tries to connect to the device using TCP port 830 first but also tries to connect via TCP port 22.
• D. Use of the with statement catches any exceptions when trying to connect to a device using NETCONF.

Answer: D

NEW QUESTION 6
You create a simple service package skeleton in Cisco NSO using ncs-make-package –service-skeleton template vlan. Which two steps must be performed to complete the service? (Choose two.)

• A. Create the VLAN service template in XML.
• B. Modify the VLAN FastMap algorithm.
• C. Start the VLAN Python VM.
• D. Create the VLAN service model in YANG.
• E. Compile the VLAN NED.

Answer: DE

NEW QUESTION 7

Refer to the exhibit. XTC has been configured by an engineer. What does the IPv4 address represent on the snippet?

• A. local address of the router on which it listens for PCEP
• B. configured for the local peer for state synchronization
• C. destination address of the router on which it listens for PCEP
• D. configured for the remote peer for state synchronization

Answer: A

NEW QUESTION 8

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.

Answer: B

NEW QUESTION 9
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

Answer: D

NEW QUESTION 10

Refer to the exhibit. An engineer implements an automation with Cisco XTC. Which problem results in the 404 Not Found error code on the REST call?

• A. The resource that you are trying to delete does not exist.
• B. Port 8080 is not enabled on XTC.
• C. XTC does not offer any APIs.
• D. You must change the request method.

Answer: B

NEW QUESTION 11

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)

Answer: C

NEW QUESTION 12
An engineer just completed the installation of Cisco NSO and all of its components. During testing, some of the services are not working properly. To resolve the issue, the engineer started undeploying service instances. What can this cause?

• A. It removes the service configuration from the network device only.
• B. It removes the service configuration from the network and NSO.
• C. It removes the service configuration from NSO only.
• D. It runs the service code again when the device is out of sync.

Answer: B

NEW QUESTION 13
An engineer must change from using NETCONF for streaming telemetry to telemetry data using gRPC framework because NETCONF uses XML for message and payload encoding. Which two messages and payload encodings does gNMI use? (Choose two.)

• A. gNMI notifications with XML
• B. protobuf notifications with XML
• C. protobuf payload
• D. JSON payload
• E. gNMI notifications with JSON

Answer: CE

NEW QUESTION 14
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.

Answer: AC

NEW QUESTION 15

Refer to the exhibit. What is the result of the Ansible task?

• A. It configures a Cisco IOS XR router with BGP AS65000 with two neighbors and redistributes OSPF into BGP.
• B. It validates the BGP configuration on a Cisco IOS XR router, but it is a read-only module and cannot modify the configuration on the router.
• C. It validates the BGP configuration on a Cisco IOS XE router, but it is a check mode-only network module and cannot modify the configuration on the router.
• D. It configures a Cisco IOS router with BGP on AS500 and redistributes OSPF into BGP.

Answer: A

NEW QUESTION 16
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.

Answer: D

NEW QUESTION 17
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.

Answer: A

NEW QUESTION 18
Which schema allows device configuration elements to be enclosed within a remote procedure call message when NETCONF is implemented?

• A. JSON-RPC
• B. XML
• C. YAML
• D. JSON

Answer: B

NEW QUESTION 19

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:

Answer: B

NEW QUESTION 20

Refer to the exhibit. An engineer updated the skeleton template. How can a device be entered into the YANG Model?

• A. Modify the device instance of the device by referencing the acl_lab variable from our YANG model.
• B. Deploy a service instance that configures a VLAN of all of the devices present in Cisco NSO.
• C. Deploy a service instance that configures a VLAN of a list of devices referenced to the service YANG model.
• D. Modify the device instance by referencing the device variable from our YANG model.

Answer: D

NEW QUESTION 21
A Cisco NSO service has just been deployed. Which Cisco NSO CLI command is used to inspect the resulting device configuration changes before the changes are pushed to the network?

• A. show service impact
• B. commit dry-run outformat native
• C. pseudo-commit
• D. show dry-run output

Answer: B

NEW QUESTION 22
Refer to the exhibit. What is the significance of “*” before the “father” leaf that is shown in the pyang tree output?

• A. It is a node list in a leaf type node.
• B. The father leaf is a key in the family list type.
• C. The leaf father is read-write in the family list.
• D. The node father is read-only in the family list.

Answer: C

NEW QUESTION 23
The Netmiko BaseConnection class contains a method called “send_config_set()”. Which two actions does this method perform on the device? (Choose two.)

• A. It takes a filename parameter that executes commands contained in that file on the device.
• B. It requires the user to explicitly send configure terminal and exit commands to the device to enter and exit configuration mode.
• C. It automatically enters and exits configuration mode on the device.
• D. It takes a Python iterable, such as a list of commands, and executes them in order on the device.
• E. It saves the running configuration to the startup configuration after executing the configuration commands on the device.

Answer: CD

NEW QUESTION 24
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