[Dec 11, 2024] Get New JN0-223 Certification – Valid Exam Dumps Questions
100% Passing Guarantee - Brilliant JN0-223 Exam Questions PDF
Passing the Juniper JN0-223 exam demonstrates that the candidate has the skills and knowledge required to automate Juniper networks and implement DevOps practices. Automation and DevOps, Associate (JNCIA-DevOps) certification presents an opportunity to enhance the candidate's career prospects and increase their earning potential. Automation and DevOps, Associate (JNCIA-DevOps) certification is recognized globally, and candidates can apply for various automation and DevOps job roles in different industries. JN0-223 exam is designed to test the candidates' ability to work with Juniper automation frameworks, automate network tasks, and use scripting languages such as Python and Ansible to automate Juniper networks.
The JN0-223 exam covers a wide range of topics, including automation concepts, scripting languages (Python and Ansible), data serialization (JSON and YAML), RESTful APIs, version control systems (Git), and continuous integration and delivery (CI/CD) pipelines. JN0-223 exam is intended for network engineers, network administrators, network architects, and network operators who work with Juniper Networks products and solutions and want to enhance their automation and DevOps skills.
NEW QUESTION # 32
What is the outcome of the Python a = b operator?
- A. The variable are compared to determine if they have different data types.
- B. The variables are compared to determine if they have the same value.
- C. The variables will be added together
- D. The variables will be subtracted from each other.
Answer: B
NEW QUESTION # 33
Which two statements are correct about Junose PyEZ Tables and Views? (Choose two.)
- A. PyEZ Tables and Views are defined using YAML.
- B. PyEZ Tables and Views are defined using CSV.
- C. The juniper_junos_table module enables the use of PyEZ Tables and Views.
- D. The Juniper_Junos_config module enables the use of PyEZ Tables and Views.
Answer: A,D
NEW QUESTION # 34
Exhibit.
Referring to the exhibit, this snippet of code would represent which type of data?
- A. YAML sequence
- B. YAML mapping
- C. JSON object
- D. JSON array
Answer: C
Explanation:
Reference: https://www.juniper.net/documentation/en_US/junos-salt/topics/topic-map/junos-salt- configurationloading-commiting.html
NEW QUESTION # 35
What are two components of the Waterfall model of software development? (Choose two.)
- A. a large volume of code changes between releases
- B. a small volume of code changes between releases
- C. a short interval of time between releases
- D. a long interval of time between releases
Answer: A,D
NEW QUESTION # 36
Ansible playbooks are written in which format?
- A. Python
- B. JSON
- C. YAML
- D. XML
Answer: C
Explanation:
Ansible Playbooks are written in YAML
NEW QUESTION # 37
Which cur1 command will successfully retrieve interface information from a Juniper device?
- A. cur1 -''lab:lab123'' http://10.200.1.1:3443/rpc/get-interface-information -X POST
- B. cur1 -''lab:lab123'' http://10.200.1.1:3000/rpc/get-interface-information -X GET
- C. cur1 -''lab:lab123'' http://10.200.1.1:8443/rpc/get-interface-information -X GET
- D. cur1 -''lab:lab123'' http://10.200.1.1:3443/rpc/get-interface-information -X POST
Answer: A
NEW QUESTION # 38
Which Junos system process handles NETCONF automation commands?
- A. jsd
- B. eventd
- C. mgd
- D. snmpd
Answer: C
Explanation:
Reference: https://www.oreilly.com/library/view/automating-junos-
administration/9781491928875/ch01.html
NEW QUESTION # 39
Exhibit.
Referring to the exhibit, which two statements are correct? (Choose two)
- A. The connection to the Junos device is explicitly opened and closed
- B. The Junos configuration database is automatically locked and unlocked.
- C. The connection to the Junos device is automatically opened and closed
- D. The Junos configuration database is explicitly locked and unlocked
Answer: B,D
NEW QUESTION # 40
Which Junos API supports direct modification of the Ephemeral database?
- A. JET
- B. SOAP
- C. REST
- D. WebSocket
Answer: A
Explanation:
In Junos, theJET (Junos Extension Toolkit)API supports direct modification of theEphemeral database.
The Ephemeral database is a temporary configuration database used in Junos OS, allowing for changes that do not persist after a reboot unless explicitly committed to the permanent configuration.
* JET API: Allows for high-performance interactions with Junos, including the ability to make changes to the Ephemeral database, which is useful for temporary configurations, dynamic policies, and other operational tasks.
Other options like WebSocket, SOAP, and REST do not provide direct access to the Ephemeral database in Junos.
* Juniper Networks JET Documentation: Details how JET API interacts with the Ephemeral database.
* Junos Automation and DevOps Documentation: Discusses the use of JET for automation and dynamic configuration.
References:
NEW QUESTION # 41
In the PyEZ utils module, which class would be used to begin the software upgrade process on a Junos device?
- A. Config
- B. SCP
- C. FS
- D. SW
Answer: B
NEW QUESTION # 42
Given the <name> username </name> XML code, what is the information between the opening and closing tags called?
- A. text node
- B. data node
- C. name node
- D. element node
Answer: D
Explanation:
Reference: https://www.juniper.net/documentation/en_US/junos/topics/concept/junos-script- automation-xmloverview.html
https://www.ibm.com/docs/fi/db2-for-zos/11?topic=nodes-text
NEW QUESTION # 43
Which two statements about XML schema definition (XSD) files are correct? (Choose two.)
- A. An XSD file is not an XML document.
- B. Every XML document must have an XSD file defined for it.
- C. XSD files define all the elements in an XML document and the document XML hierarchy.
- D. XSD files ensure that everyone working with the XML document uses a common set of tags.
Answer: C,D
Explanation:
XML Schema Definition (XSD) files are used to define the structure and data types of an XML document.
They ensure that the XML document adheres to a specific structure by defining the allowed elements, attributes, and their data types, thereby enforcing a consistent format.
* Option Ais correct because XSD files define the elements, attributes, and structure (hierarchy) of an XML document.
* Option Dis correct because XSD files provide a standardized format, ensuring that all parties working with the XML document use the same set of tags and structure.
* Option B (Every XML document must have an XSD file defined for it)is incorrect; not every XML document requires an XSD file, although it's beneficial for validation.
* Option C (An XSD file is not an XML document)is incorrect because XSD files themselves are written in XML.
Supporting References:
* W3C XML Schema Definition (XSD) Documentation:Explains the purpose and structure of XSD files, including their role in defining XML document schemas.
NEW QUESTION # 44
Exhibit.
Referring to the exhibit, which two statements are correct? (Choose two.)
- A. The Ansible play in the exhibit outputs but does not modify the device hostname.
- B. The Ansible play in the exhibit modifies and outputs the device hostname.
- C. The module in the first task in maintained by Ansible.
- D. The module in the first task is maintained by Juniper.
Answer: A,D
NEW QUESTION # 45
Exhibit.
You are making alternations to an existing script to retrieve the encrypted root password from the Junos device shown in the exhibit. You decide to add this request to the script after the script has navigated to the configuration/system hierarchy.
In this scenario, which XPath reference should be used to accomplish this task
- A. host-name/root-authentication/encrypted-password
- B. root-authentication/encrypted-password
- C. configuration/version/system/host-name/root-authentication/encrypted-password
- D. encrypted-password
Answer: C
NEW QUESTION # 46
Exhibit.
Referring to the exhibit, which statement about REST is correct?
- A. The device is configured to allow connections from the REST API Explorer
- B. The device is configured to allow HTTPS connections on port 3443.
- C. The device is configured to allow only two simultaneous REST connections.
- D. The device is configured to allow HTTP connections on port 3030.
Answer: B
NEW QUESTION # 47
Which two statements about Ansible are correct? (Choose two.)
- A. Groups can be nested and a device is allowed to participate in multiple groups
- B. All Ansible host and group variables must be defined in the /etc/ansible/hosts directory
- C. Groups cannot be nested and a device is allowed to participate only a single group
- D. Separate host and group variable files can be used for larger environments
Answer: A,B
NEW QUESTION # 48
Referring to the exhibit.
which two statements are correct? (Choose two.)
- A. The retrieved configuration will be from the Junos candidate configuration.
- B. The configuration will be retrieved in XML format.
- C. The retrieved configuration will be from the Junos active configuration.
- D. The configuration will be retrieved in JSON format.
Answer: A,D
NEW QUESTION # 49
Which Python code block is an example of a context manager?
- A. with Device(host="vmx-1", user="lab", passwd="lab123") as device:...
- B. while True:
device - Device(host-"vmx-1", user-"lab", passwd-"lab123")... - C. for host in ["vmx-1", "vmx-2"]:
device - Device(host-host, user-"lab", passwd-"lab123")... - D. try:
device - Device(host-"vmx-1", user-"lab", passwd-"lab123")...
except:
print("Unable to connect to the vMX1")
Answer: A
Explanation:
The "open" builtin function Python was implemented to support the Context Manager protocol (called using "with").
NEW QUESTION # 50
Exhibit.
Referring to the exhibit, which statement about REST is correct?
- A. The device is configured to allow connections from the REST API Explorer
- B. The device is configured to allow HTTPS connections on port 3443.
- C. The device is configured to allow only two simultaneous REST connections.
- D. The device is configured to allow HTTP connections on port 3030.
Answer: B
NEW QUESTION # 51
Given the following Python script:
a = [1,2,3,4,5,6,7,8,9]
print(a[0])
What is the output of this print command?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
Explanation:
In Python, lists are zero-indexed, meaning the first element of the list is at index 0. The given script is:
pythona = [1, 2, 3, 4, 5, 6, 7, 8, 9]
print(a[0])
* a[0]refers to the first element in the lista, which is1.
So, the output of theprint(a[0])command is1.
Option A is correct because Python indexing starts at 0, making the first element of the list at index 0.
* Python Official Documentation: Covers list indexing and operations.
* Python Programming Tutorials: Provide examples of list indexing.
References:
NEW QUESTION # 52
Which two statements are valid regarding Junos automation? (Choose two.)
- A. The jsd process handles JET API requests.
- B. The jsd process handles XML API calls.
- C. The mgd process handles JET API requests.
- D. The mod process handles XML API calls.
Answer: A,B
Explanation:
In Junos automation, several processes handle API requests, and understanding which process handles what is crucial:
* jsd Process:
* XML API Calls (A): Thejsdprocess is responsible for handling XML API calls, which are a significant part of Junos automation. XML API allows for structured and standardized communication with Junos devices, enabling automation scripts to query and configure devices.
* JET API Requests (C): Thejsdprocess also handles JET (Junos Extension Toolkit) API requests.
JET provides a more modern, programmable interface for interacting with Junos OS, andjsdis the process that manages these interactions.
* mgd Process(Incorrect Option):
* Not for JET API Requests: Themgdprocess handles general management operations, such as CLI commands and managing the configuration database, but it does not handle JET API requests. That role is fulfilled byjsd.
* mod Process(Incorrect Option):
* Not for XML API Calls: Themodprocess deals with managing chassis components and is not involved in handling XML API calls.
* Juniper Networks JET and XML API Documentation: Describes the roles ofjsdin handling both XML and JET API requests.
* Junos Automation and DevOps Documentation: Provides insights into how different processes interact with Junos APIs.
References:
NEW QUESTION # 53
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