JN0-223 Actual Questions Answers Pass With Real JN0-223 Exam Dumps [Q40-Q62]

NO.40 You are asked to write an on-box script that will be triggered when a specific interface on a Junos device goes down.
Which type of on-box script should you use to accomplish this task?

commit

event

operation

SNMP

NO.41 Exhibit.

What is the purpose of the G character shown in the exhibit?

The G sign is a JSON object that holds XML elements from the Junos configuration segment.

The 0 sign is a JSON object that holds XML attributes from the Junos configuration segment.

The 0 sign is a JSON array that holds Xf.1L attributes from the Junos configuration segment.

The e sign is a JSON array that holds XML elements from the Junos configuration segment.

NO.42 Which two standard logical operators does XPath support? (Choose two.)

IOR

NOT

AND

MAMD

NO.43 Exhibit.

Referring to the exhibit, what is the correct method to retrieve the value associated only with
”MX960”?

hardware_count. value ()

hardware_count.keys ()

hardware_count (0)

harware_count [”MX960”]

NO.44 Exhibit.

You are asked to create a block of code containing a list of desserts.
What would you do to correct the YAML block shown in the exhibit?

The YAML block should not have a comment

The item – cake should not be indented.

The YAML block should start with # /bash/bin.

The item – ice cream should be in quotes.

NO.45 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.

NO.46 YAML uses which two data structures? (Choose two.)

arrays

mappings

sequences

objects

NO.47 Which Python operator tests two variables to see if they contain the same value?

!=

!= =

= =

=

NO.48 Ansible playbooks are written in which format?

YAML

Python

XML

JSON

NO.49 What is the purpose of an XSD file?

to define the allowed elements and hierarchy of an XML document

to define the scripting language of an XML document

to define the security and access permissions for an XML document

to define the shortcuts that can be used in an XML document

NO.50 Which Python operator is used to test if two variables are equal?

!=

==

%

=

NO.51 Using the set rest control configuration command, what are two ways to control access to the REST API running on a Junos device? (Choose two.)

Limit management access to only SSH

Limit management access to specific users.

Limit the number of simultaneous connections.

Limit access to only certain source IP addresses

NO.52 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.

NO.53 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, a namespace is 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.
Detailed Explanation:
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:
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, the item elements are in different namespaces (ns1 and ns2), which keeps them unique even though they have the same name.
Reference:
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.
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.

NO.54 Which two programming languages have a NETCONF library supported by Juniper Networks? (Choose two.)

Ruby

Python

Go

SLAX

NO.55 Which Python code block is an example of an context manager?

NO.56 What is a valid JSON object?

”hostname:vmx-1”

{ ”hostname” : ”vmx-1”}

{ ”vmx-1: 172.25.11.1”}

{ ”vmx-1”, ”172.25.11.1”}

NO.57 Which type of on-box automation script is designed to run every time a user executes a configuration change?

event

SNMP

commit

operation

NO.58 Which two PyEZ object methods are included by default when using a Python context manager? (Choose two.)

lock () and unlock (>

open() and close()

|load() and commit ()

pdiff() and diff()

NO.59 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 statement is correct?

The request is handled by the mod process runningon the Junos device.

The request is handled by the isrpd process runningon the Junos device.

The request is handled by the rpd process runningon the Junos device.

The request is handled by the isd process runningon the Junos device

NO.60 What is the outcome of the Python a = b operator?

The variables will be added together

The variables are compared to determine if they have the same value.

The variable are compared to determine if they have different data types.

The variables will be subtracted from each other.

NO.61 Exhibit.

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

//address/name

//name

/name

/address/name

NO.62 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

JN0-223 Actual Questions Answers Pass With Real JN0-223 Exam Dumps [Q40-Q62]

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