[Dec 23, 2021] 300-435 Ultimate Study Guide - PrepAwayTest
Ultimate Guide to Prepare 300-435 Certification Exam for Cisco Certified DevNet Professional in 2021
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Introduction to 300-435 ENAUTO : Automating and Programming Cisco Enterprise Solutions Exam
300-435 Exam verifies the understanding of version control operations with GIT, REST API and RPC API , phython scripts.
Topics of 300-435 ENAUTO : Automating and Programming Cisco Enterprise Solutions Exam
candidates must know the exam topics before they start of preparation. Because it will really help them in hitting the core. Our 300-435 dumps will include the following topics:
1. Network Programmability Foundation (10%)
Describe the benefits of Python virtual environments
Describe characteristics of API styles (REST and RPC)
Describe the challenges encountered and patterns used when consuming APIs synchronously and asynchronously
Explain the benefits of using network configuration tools such as Ansible and Puppet for automating IOS XE platforms
Utilize common version control operations with git (add, clone, push, commit, diff, branching, merging conflict)
Interpret Python scripts containing data types, functions, classes, conditions, and looping
2. Automate APIs and Protocols (10%)
Identify the JSON instance based on a YANG model
Compare functionality, benefits, and uses of OpenConfig, IETF, and native YANG models
Interpret a YANG module tree generated per RFC8340
Identify the XML instance based on a YANG model
Compare functionality, benefits, and uses of NETCONF and RESTCONF
3. Network Device programmability (20%)
Periodic / cadence
Describe Day 0 provisioning methods
Utilize Ansible to configure an IOS XE device
Describe the benefits and usage of telemetry data in troubleshooting the network
Construct a Python script using ncclient that uses NETCONF to manage and monitor an IOS XE device
iPXE
Configure a subscription for model driven telemetry on an IOS XE device (CLI, NETCONF, and RESTCONF)
Configure device using RESTCONF API utilizing Python requests library
On-change
PnP
Compare publication and subscription telemetry models
ZTP
Implement device management and monitoring using NetMiko
4. Cisco DNA Centter (20%)
Multivendor support (3rd party SDKs)
Events and notifications
Implement API requests for Cisco DNA Center to accomplish network management tasks using these APIs
Intent APIs
Describe the features and capabilities of Cisco DNA Center
Implement Cisco DNA Center event outbound webhooks
Compare traditional versus software-defined networks
Intent APIs
Implement API requests for Cisco DNA Center to accomplish network management tasks
Troubleshoot Cisco DNA Center automation process using Intent APIs
Network discovery and device APIs
Site APIs
Network assurance APIs
Command Runner APIs
Template APIs (Apply a template)
5. Cisco SD-WAN 20%
Construct API requests for Cisco SD-WAN vManage Administration APIs
Implement a Python script to perform API requests for Cisco SD-WAN vManage Device Inventory APIs to retrieve and display data
Troubleshoot a Cisco SD-WAN deployment using vManage APIs
Construct API requests for Cisco SD-WAN vManage Monitoring APIs (Including real-time)
Describe features and capabilities of Cisco SD-WAN vManage Certificate Management APIs
Implement a Python script to perform API requests for Cisco SD-WAN vManage Configuration APIs to modify Cisco SD-WAN fabric configuration
6. Cisco Meraki (20%)
Location Scanning APIs
WebHook Alert APIs
Configure a network using Cisco Meraki APIs
Implement a Python script for Cisco Meraki Alert WebHooks
External Captive Portal APIs
MV Sense APIs
Describe features and capabilities of Cisco Meraki
Create a network using Cisco Meraki APIs
NEW QUESTION 48
When the Cisco DNA center intent API is used as part of an automation process what prompts receiving a HTTP 206 status code on a call?
- A. The client made a request for partial content matching a range header.
- B. The client request was successful, but there is no content associated with the request.
- C. The client made a request that has been received but not yet acted upon.
- D. The client authentication credentials that are included with the request are missing or invalid.
Answer: A
NEW QUESTION 49
In which direction does the Cisco DNA Center Intent API communicate?
- A. eastbound
- B. westbound
- C. northbound
- D. southbound
Answer: C
Explanation:
Explanation
The Intent API is a Northbound REST API that exposes specific capabilities of the Cisco DNA Center platform. The Intent API provides policy-based abstraction of business intent, allowing focus on an outcome rather than struggling with individual mechanisms steps. The RESTful Cisco DNA Center Intent API uses HTTPS verbs (GET, POST, PUT, and DELETE) with JSON structures to discover and control the network.
NEW QUESTION 50 
Refer to the exhibit. A RESTCONF GET request is sent to a Cisco IOS XE device. The base URL of the request and the response in XML format are shown in the exhibit. What is the YANG data node that is referenced in the response?
- A. route is a leaf list
- B. static-routes is a list
- C. static-routes is a container
- D. routing-instance is a container
Answer: A
Explanation:
Section: Network Device Programmability
Explanation/Reference: https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/prog/configuration/166/ b_166_programmability_cg/restconf_prog_int.pdf
NEW QUESTION 51
What does Cisco DNA Center use to manage third-party devices?
- A. device packages
- B. templates
- C. command runners
- D. multivendor SDK
Answer: A
NEW QUESTION 52
Refer to the exhibit.
Cisco SD-WAN deployment must be fixed using vManage APIs. A call to vEdge Hardware Health API returns the data in the exhibit (only a portion is shown). If the JSON shown in the exhibit is converted to a Python dictionary named "d", how is the "status" property referenced?
- A. d[data][0][statusList][0][status]
- B. d{'data'}[0]{'statusList'}[0]{'status'}
- C. nbvnbvvnbhg
- D. d['data']['statusList']['status']
Answer: B
NEW QUESTION 53
What does the command boot ipxe forever switch 1 perform when executed on a Cisco IOS XE device?
- A. It continuously sends DHCP requests for iPXE until the device boots with an image.
- B. It continuously sends DNS requests for iPXE until the device boots with an image.
- C. It continuously sends DNS requests for iPXE until the device restarts.
- D. It continuously sends DHCP requests for iPXE until the device restarts.
Answer: A
Explanation:
Section: Network Device Programmability
Explanation/Reference: https://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst3850/software/release/16-5/ configuration_guide/prog/b_165_prog_3850_cg/ipxe.html
NEW QUESTION 54
Webhook that are generated by Cisco DNA Center are REST calls with which properties?
- A. JSON payload delivered via PUT
- B. JSON payload delivered via POST
- C. XML payload delivered via PUT
- D. XML payload delivered via POST
Answer: B
NEW QUESTION 55
When a Grafana dashboard is built to receive network events from Cisco DNA Center, which integration bundle is enabled to send notifications?
- A. Network Events for REST API Endpoint
- B. DNA Center Rest API
- C. Network Issue Monitor and Enrichment for ITSM
- D. Basic ITSM CMDB Synchronization
Answer: B
Explanation:
Section: Cisco DNA Center
Explanation/Reference: https://www.cisco.com/c/en/us/td/docs/cloud-systems-management/network-automation-and- management/dna-center/1-3/admin_guide/b_cisco_dna_center_admin_guide_1_3/ b_dnac_admin_guide_1_2_10_chapter_010.html
NEW QUESTION 56
Which statement describe the difference between OpenConfig and native YANG data models?
- A. OpenConfig models are developed by vendors and designed to integrate to features or configurations that are relevant only to that platform.
- B. Native models are developed by vendors and designed to integrate to features or configurations that are relevant only to that platform.
- C. Native models are developed by individual developers and designed to apply configurations on platforms.
- D. Native models are designed to be independent of the underlying platform and are developed by vendors and standards bodies, such as the IETF.
Answer: D
Explanation:
Section: Automate APIs and Protocols
Explanation/Reference: https://www.cisco.com/c/en/us/products/collateral/switches/nexus-9000-series-switches/white- paper-c11-741518.html
NEW QUESTION 57
Refer to the exhibit.
An engineer utilizing ISE as the wireless AAA service noticed that the accounting process on the server at
10.10.2.3 has failed, but authentication process is still functional.
Which ISE nodes receive WLC RADIUS traffic, using the CLI output and assuming the WLAN uses the servers in their indexed order?
- A. authentication to 10.10.2.4, accounting to 10.10.2.4.
- B. authentication to 10.10.2.3, accounting to 10.10.2.4.
- C. authentication to 10.10.2.3, accounting to 10.10.2.3.
- D. authentication to 10.10.2.4, accounting to 10.10.2.3.
Answer: C
NEW QUESTION 58
Which statement describe the difference between OpenConfig and native YANG data models?
- A. OpenConfig models are developed by vendors and designed to integrate to features or configurations that are relevant only to that platform.
- B. Native models are developed by individual developers and designed to apply configurations on platforms.
- C. Native models are designed to be independent of the underlying platform and are developed by vendors and standards bodies, such as the IETF.
- D. Native models are developed by vendors and designed to integrate to features or configurations that are relevant only to that platform.
Answer: D
NEW QUESTION 59
A new project called "device_status" must be stored in a central Git repository called "device_status" with the first file named "device_status.py". The Git repository is created using the account python_programmer. Which set of commands inserts the project into Git?
- A.
- B.
- C.
- D.
Answer: B
Explanation:
Section: Network Programmability Foundation
Explanation/Reference: https://help.github.com/en/github/importing-your-projects-to-github/adding-an-existing-project-to- github-using-the-command-line
NEW QUESTION 60
What is a capability of Cisco SD-WAN vManage Certificate Management API?
- A. distributes the root certificate to client devices
- B. creates certificate signing requests
- C. generates SSL certificates
- D. deletes existing installed certificates
Answer: B
NEW QUESTION 61
What are two characteristics of RPC API calls? (Choose two.)
- A. They must use SSL/TLS.
- B. Parameters can be passed to the calls.
- C. They use only UDP for communications.
- D. They can be used only on network devices.
- E. They call a single function or service.
Answer: B,D
Explanation:
Section: Network Programmability Foundation
Explanation/Reference: https://pubs.opengroup.org/onlinepubs/9629399/chap6.htm
NEW QUESTION 62
What is a benefit of developing an application in a Python virtual environment?
- A. The application supports concurrency or multithreading.
- B. The application operates across systems that have different operating systems.
- C. The development environment is isolated from Python projects that already exist.
- D. The application operates in multiple target systems simultaneously.
Answer: A
NEW QUESTION 63
Which two API calls must be issued to attach a device template in Cisco SD-WAN? (Choose two.)
- A. PUT call to initiate the attach action
- B. "monitor device action status" GET API request with the device ID to display the status of the attach action
- C. POST call to initiate the attach action
- D. GET call to initiate the attach action
- E. "monitor device action status" GET API request with the process ID to display the status of the attach action
Answer: C,E
NEW QUESTION 64 
Refer to the exhibit. The goal is to write a Python script to automatically send a message to an external messaging application when a rogue AP is detected on the network. The message should include the broadcast SSID that is in the alert. A function called "send_to_application" is created, and this is the declaration:
send_to_application(message)
The exhibit also shows the data that is received by the application and stored in the variable return_val. Which Python code completes the task?
- A.
- B.
- C.
- D.
Answer: C
Explanation:
Section: Network Programmability Foundation
Explanation
For number in range value is required for the application to send the alert. Bssids are also included.
NEW QUESTION 65
Webhook that are generated by Cisco DNA Center are REST calls with which properties?
- A. JSON payload delivered via PUT
- B. JSON payload delivered via POST
- C. XML payload delivered via PUT
- D. XML payload delivered via POST
Answer: A
NEW QUESTION 66
Drag and drop the steps from the left into the order on the right to create an end-to-end flow for Meraki Splash Screen using EXCAP.
Answer:
Explanation:
NEW QUESTION 67
Drag and drop the characteristic from the left onto the monitoring type described on the right
Answer:
Explanation:
Reference:
https://www.cisco.com/c/en/us/td/docs/iosxr/ncs5500/telemetry/70x/b-telemetry-cg-ncs5500-70x/b-telemetry-cg-ncs5500-70x_chapter_010.html
NEW QUESTION 68
Refer to the exhibit.
Which NETCONF protocol operation is used to interact with the YANG model?
- A. <copy-config>
- B. <edit-config>
- C. <get-config>
- D. <get>
Answer: B
Explanation:
Reference:
https://www.cisco.com/c/en/us/td/docs/routers/crs/software/crs-r6-4/programmability/configuration/guide/b-programmability-cg-crs-64x.pdf
NEW QUESTION 69
Which two network assurance features are provided by the Cisco DNA Center API? (Choose two.)
- A. Cisco DNA Center appliance health
- B. Cisco APIC appliance health
- C. license compliance health
- D. site health
- E. client health
Answer: A,E
NEW QUESTION 70
Which two actions do Python virtual environments allow users to perform? (Choose two.)
- A. Run and simulate other operating systems within a development environment.
- B. Quickly create an isolated Python environment with module dependencies.
- C. Quickly create any Python environment for testing and debugging purposes.
- D. Simplify the CI/CD pipeline when checking a project into a version control system, such as Git.
- E. Efficiently port code between different languages, such as JavaScript and Python.
Answer: B,C
Explanation:
Section: Network Programmability Foundation
Explanation/Reference: https://realpython.com/python-virtual-environments-a-primer/
NEW QUESTION 71
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