Pass Your Exam Easily! 300-535 Real Question Answers Updated on Jun 23, 2026
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NEW QUESTION # 39
Refer to the exhibit.
After this operation, what else is needed to change the hostname of the router to IOS-XR- SJC-19?
- A. <get-config>
- B. <commit>
- C. <close-session>
- D. <confirm>
Answer: B
NEW QUESTION # 40
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. Modify the device instance by referencing the device variable from our YANG model.
- C. Deploy a service instance that configures a VLAN of all of the devices present in Cisco NSO.
- D. Deploy a service instance that configures a VLAN of a list of devices referenced to the service YANG model.
Answer: B
NEW QUESTION # 41
Which data format should be used to serialize structured data in the most compact way?
- A. YAML
- B. XML
- C. protobufs
- D. JSON
Answer: A
Explanation:
Section: 3.0 Network Device Programmability
Explanation/Reference: https://www.sitepoint.com/data-serialization-comparison-json-yaml-bson-messagepack/
NEW QUESTION # 42
Refer to the exhibit. Which lines of code need to be placed on the snippet where the code is missing in the script to connect to a Cisco IOS XR device via NETCONF over port 10000 and download the running-config in XML format?
- A.
- B.
- C.
- D.
Answer: A
Explanation:
This option uses the variables host, PORT, USER, and PASSWORD as defined earlier in the script, and retrieves the running configuration in XML format from a Cisco IOS XR device using NETCONF.
NEW QUESTION # 43
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 compares the configuration to the device. If it matches, the device sends back an HTTP 204 status code.
- C. It replaces the entire configuration for GigabitEthernet2 on the device using RESTCONF.
- D. It merges the new configuration with the existing configuration on the device using RESTCONF.
Answer: D
NEW QUESTION # 44
Which option is the appropriate method for CBWFQ WRED implementation in Cisco IOS XR?
- A.
- B.
- C.
- D.
Answer: A
NEW QUESTION # 45
On a Cisco IOS XR router, which mechanism protects the router resources by filtering and policing the packets flows that are destined to the router that is based on defined flow-type rates?
- A. Committed Access Rate
- B. NetFlow
- C. Management Plane Protection
- D. ACL
- E. LLQ
- F. Control Plane Policing
- G. LPTS
Answer: G
Explanation:
Local Packet Transport Services (LPTS) maintains tables describing all packet flows destined for the secure domain router (SDR), making sure that packets are delivered to their intended destinations.
The Low Latency Queueing feature brings strict priority queueing to Class-Based Weighted Fair Queueing (CBWFQ).
NEW QUESTION # 46
Fill in the blank to complete the statement about NETCONF and Python libraries.
_______________is a Python library that facilitates client-side scripting and deploying changes to the network using the NETCONF protocol.
Answer:
Explanation:
ncclient
Reference:
https://pypi.org/project/ncclient/
https://www.ic.unicamp.br/~edmundo/proceedings/html/fullPapers/88577_1.pdf
NEW QUESTION # 47
Refer to the exhibit.
What is the result of the Ansible task?
- A. 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.
- B. It configures a Cisco IOS XR router with BGP AS65000 with two neighbors and redistributes OSPF into BGP.
- C. It configures a Cisco IOS router with BGP on AS500 and redistributes OSPF into BGP.
- D. 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.
Answer: B
Explanation:
Reference:
https://docs.ansible.com/ansible/latest/modules/iosxr_bgp_module.html
NEW QUESTION # 48
Drag and Drop Question
Drag and drop the code snippets from the bottom onto the blanks in the code to construct an XPath query that retrieves the router ID for the OSPFv2 protocol. Not all options are used.
Answer:
Explanation:
Explanation:
NEW QUESTION # 49
An engineer needs to update the configuration on a Cisco 3850 switch. To execute this change, RESTCONF must be used. Which two operations must the engineer use that are covered by NETCONF <edit-config>? (Choose two.)
- A. POST
- B. GIVE
- C. GET
- D. PUT
- E. HEAD
Answer: A,D
Explanation:
POST is used in RESTCONF to create new resources, similar to how <edit-config> in NETCONF creates or updates configuration data.
PUT is used in RESTCONF to update or replace existing resources, which also aligns with NETCONF <edit-config> operations for updating configuration.
NEW QUESTION # 50
Which statement describes the Cisco ESC core engine component?
- A. It can be configured for high availability and cluster mode.
- B. It performs monitoring based on several monitoring methods.
- C. It interacts with the top orchestration layer using the REST and NETCONF/YANG NB APIs.
- D. It manages transactions, validations, policies, workflows, VM state machines, and rollbacks.
Answer: D
Explanation:
Section: Automation and Orchestration Platforms
Explanation/Reference:
NEW QUESTION # 51
Refer to the exhibit.
Which XML output is a valid instantiation of the YANG model?
A)
B)
C)
D)
- A. Option D
- B. Option C
- C. Option A
- D. Option B
Answer: C
NEW QUESTION # 52
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. There are polling interval problems.
- B. SNMP is not enabled.
- C. There is no support for IOS XR 64-bit.
- D. The emsd process is not running.
Answer: D
Explanation:
Reference:
https://community.cisco.com/t5/service-providers-documents/implementing-grpc-telemetry-on-xr- devices/ta-p/3393966
NEW QUESTION # 53
Which two use cases are valid for Cisco WAN Automation Engine? (Choose two.)
- A. integration with Cisco XTC
- B. network controller
- C. device manager
- D. what-if analysis
- E. deployment of SR policies
Answer: A,E
Explanation:
Reference:
https://www.ciscolive.com/c/dam/r/ciscolive/apjc/docs/2018/pdf/BRKSPG-2008.pdf Slide 16
NEW QUESTION # 54
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.
- B.
- C.
- D.
Answer: D
Explanation:
Section: 2.0 Automation APIs and Protocols
NEW QUESTION # 55
Drag and Drop Question
Drag and drop the steps from the left into the correct order on the right to deploy an already created service into NSO. Not all options are used.
Answer:
Explanation:
NEW QUESTION # 56
What is a key feature of YANG?
- A. reusable types and groupings
- B. use identification
- C. JAVA compatibility
- D. error prediction
Answer: A
NEW QUESTION # 57
What is an interior YANG data node that exists in at most one instance in the data tree and has no value?
- A. leaf node
- B. container node
- C. listing node
- D. tree node
Answer: B
NEW QUESTION # 58
Drag and drop the components of Cisco Network Services Orchestrator from the left onto the correct definitions on the right.
Answer:
Explanation:
NEW QUESTION # 59
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. It locks the interfaces from modification by other active NETCONF sessions.
- B. The Interfaces() class acts as a NETCONF filter, which limits the data returned to that of the openconfig:interfaces YANG model.
- C. It provides the data types of the openconfig:interfaces model to the router for dynamic configuration of the interfaces.
- D. It passes default values into the crud_service, which reconfigures all interfaces to their default configurations.
Answer: B
NEW QUESTION # 60
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