JN0-223 - Latest Training Dumps

QUESTION 24
Exhibit.

Referring to the exhibit, which two statements about the script are correct? (Choose two.)

The script prints the name of each configured interface.

The script retrieves the interface configuration in XML

The script prints interface information for each interface name.

The script retrieves the interface configuration in JSON.

QUESTION 25
Junos PyEZ tables are formatted using which file type?

SON

YAML

txt

IXML

QUESTION 26
What is the difference between a list and a tuple in Python?

Lists are immutable objects thatuse square brackets, and tuplesare mutable objects that use parentheses.

Lists are mutable objects that use square brackets, and tuples are immutable objects that use parentheses.

Lists are immutable objects that use parentheses, and tuples are immutable objects that use square brackets.

Lists are mutable objects that use parentheses, and tuples are immutable objects that use square brackets.

QUESTION 27
Which two statements are correct about Junose PyEZ Tables and Views? (Choose two.)

PyEZ Tables and Views are defined using CSV.

The Juniper_Junos_config module enables the use of PyEZ Tables and Views.

The juniper_junos_table module enables the use of PyEZ Tables and Views.

PyEZ Tables and Views are defined using YAML.

QUESTION 28
Which two statements about NETCONF layers are correct? (Choose two.)

NETCONF layers use the messages layer to receive RPCs from a remote NETCONF server.

NETCONF layers use the messages layer to send RPCs to a remote NETCONF server.

NETCONF layers use the operations layer to receive RPCs from a remote NETCONF server.

NETCONF layers use the operations layer to send RPCs to a remote NETCONF server.

QUESTION 29
Exhibit.

Referring to the exhibit, which two statements are correct? (Choose two)

The Junos configuration database is automatically locked and unlocked.

The connection to the Junos device is explicitly opened and closed

The connection to the Junos device is automatically opened and closed

The Junos configuration database is explicitly locked and unlocked

QUESTION 30
You are asked to use the REST API to retrieve interface configuration information from your Junos device.
You decide to use a cURL HTTP GET command to retrieve this information.
In this scenario, which two statements are correct? (Choose two.)

You can retrieve this data in HTML or JSON formats.

You must have SSH enabled on the Junos device.

You can retrieve this data in XML or JSON formats.

You must Include the authentication Information with each request.

QUESTION 31
Exhibit

Referring to the exhibit, what is the output from the print(x) line?

[‘b’, ‘c’]

[‘b’, ‘c’, ‘d’]

[‘a’, ‘b’, ‘c’]

[‘a’, ‘b’]

QUESTION 32
What are two important aspects of the DevOps culture? (Choose two.)

communication

separation of duties

use of specific tools

people

QUESTION 33
Ansible playbooks are written in which format?

YAML

Python

XML

JSON

QUESTION 34
Which statement is correct about YAML?

YAML strings must have quotation marks.

YAML is not case-sensitive.

YAML files must start

YAML uses spaces for indentation

QUESTION 35
Which Junos configuration database is updated by PyEZ by default?

shared

dynamic

private

ephemeral

QUESTION 36
Which two statements are true about an XML schema document? (Choose two.)

It is formatted as an XLT file.

It cannot be examined in the Junos CLI.

It is an authoritative source for operational and configuration XML.

lit is formatted as an XSD file.

QUESTION 37
Which statement is correct about Ansible playbooks?

A playbook is a configuration file that defines the Ansible related parameters

A playbook contains one or more tasks written in XML

A playbook can contain multiple tasks and execute multiple Python modules

A playbook is a specific Python module that is executed on a host

QUESTION 38
Which two Python packages use NETCONF to interact with Junos devices? (Choose two.)

numpy

jsnapy

junos-eznc

pyyaml

QUESTION 39
Which XML feature is used to ensure that elements defined in multiple schemas would be used in the same document without conflicts?

Attributes

Predicates

Selectors

Namespaces

QUESTION 40
As part of an application to manage network devices, you must query hundreds of network devices and return the unique set of IP prefixes by configured firewall filters. To accomplish this task you will require a mutable data type that contains unordered, unique elements.
Which Python data type will fulfill these requirements?

tuples

lists

dictionaries

sets

QUESTION 41
Which statement is correct about DevOps?

DevOps is a collection of strict guidelines that promotes the project completion over all other aspects.

DevOps is meant to define and restrict the development and operations tools used for a project.

DevOps is meant to unite the development, operations, and other teams to improve project collaborations.

DevOps is a defined standard written and maintained by the IEEE standards group.

QUESTION 42
Which data construct is used to guarantee that element names and data values remain unique in an XML document?

element

schema definition

namespace

dictionary

In XML documents, anamespaceis the data construct used to ensure that element names and data values remain unique. Namespaces prevent naming conflicts by differentiating between elements or attributes that may have the same name but different meanings. This is particularly important in XML, where documents often incorporate elements from multiple sources.
* XML Namespaces: A namespace is a collection of names, identified by a URI reference, which is used to distinguish between elements that may have identical names but different definitions or origins. This helps avoid ambiguity in the document.
* How Namespaces Work: When a namespace is applied, each element or attribute in the XML document is associated with a prefix. This prefix, combined with the namespace URI, ensures that the element or attribute is uniquely identified, even if another element or attribute in the same document has the same local name but a different namespace.
* Schema Definition vs. Namespace: Although an XML schema definition (XSD) can define the structure and type constraints of an XML document, it does not guarantee uniqueness of element names across different XML documents. That role is fulfilled by namespaces.
* Practical Example:
Detailed Explanation:xml
Copy code
<root
xmlns:ns1=”http://www.example.com/ns1″
xmlns:ns2=”http://www.example.com/ns2″>
<ns1:item>Item in namespace 1</ns1:item>
<ns2:item>Item in namespace 2</ns2:item>
</root>
In this example, theitemelements are in different namespaces (ns1andns2), which keeps them unique even though they have the same name.
* Juniper Automation and DevOps Documentation: These practices highlight the importance of namespaces in XML documents to maintain the integrity and uniqueness of data, which is essential in automation scripts and configuration files.
* W3C XML Namespace Specification: The World Wide Web Consortium (W3C) standard for XML Namespaces defines how namespaces should be used to avoid name conflicts.
References:Namespaces are a crucial concept in XML, ensuring that data can be consistently managed and interpreted correctly, particularly in complex systems where multiple XML documents or schemas are involved.

QUESTION 43
Which two statements about Junos PyEZ RPC(s) are correct? (Choose two.)

PyEZ RPCs return XML data

PyEZ RPCs can be used to view only the interface configuration

PyEZ RPCs can be used to view the active device configuration

PyEZ RPCs return CSV data

QUESTION 44
Exhibit.

Referring to the exhibit, which XML XPath expression will only show the IP address XML elements?

//address/name

//name

/name

/address/name

Category JN0-223

[Q24-Q44] Full JN0-223 Practice Test and 66 Unique Questions, Get it Now!