Juniper JN0-223 Practice Test, JNCIA-DevOps Sample Questions | SPOTO

The Juniper JN0-223 Practice Test, JNCIA-DevOps Sample Questions from SPOTO is an excellent resource for anyone preparing for the JNCIA-DevOps certification exam. This exam is designed to validate your understanding of network automation, DevOps principles, and Juniper’s cloud-native solutions. The practice test includes a variety of JN0-223 sample questions that closely resemble the actual exam format, helping you familiarize yourself with the types of questions you’ll face. By practicing with these questions, you’ll cover essential topics such as automation frameworks, DevOps tools, and continuous integration. Each question is accompanied by a detailed answer explanation, ensuring that you fully understand the concepts behind each solution. Prepare confidently and increase your chances of passing the JN0-223 exam with SPOTO’s expert-designed JNCIA-DevOps practice test.

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Question #1

What are three elements of Infrastructure as Code (IaC)? (Choose three.)

A. code review

B. integration

C. flow

D. feedback

E. version control

View answer

Correct Answer: BCE

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Question #2

Which HTTP status code indicates a response to a successful request?

A. 302

B. 400

C. 500

D. 200

View answer

Correct Answer: D

Question #3

You are asked to write an automation script using Python. When you execute the script, you notice that your code sends an RpcTimeoutError error. In this scenario, what would be the reason for this error?

A. The Python script was not able to connect to the Juniper device

B. The Juniper device rejects the connection

C. The Juniper device took too long to reply to the RPC call

D. The RPC syntax is incorrect

View answer

Correct Answer: C

Question #4

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

A. PyEZ RPCs return XML data

B. PyEZ RPCs can be used to view only the interface configuration

C. PyEZ RPCs can be used to view the active device configuration

D. PyEZ RPCs return CSV data

View answer

Correct Answer: AB

Question #5

Which API does the Junos CLI use to modify the configuration database?

A. REST API

B. XML API

C. JET API

D. RPC API

View answer

Correct Answer: A

Question #6

Click the Exhibit button. Referring to the exhibit, which statement is correct?

A. The RPC execution output is saved to a file on the Ansible control machine

B. The RPC execution output is not saved

C. The RPC execution output is saved to a file on R1

D. The RPC execution output is saved to memory on R1

View answer

Correct Answer: B

Question #7

What is the purpose of an XSD file?

A. to define the allowed elements and hierarchy of an XML document

B. to define the scripting language of an XML document

C. to define the security and access permissions for an XML document

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

View answer

Correct Answer: A

Question #8

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

View answer

Correct Answer: AD

Question #9

Which statement about using Ansible with a Junos device is correct?

A. Ansible modules are executed on the control server

B. SFTP must be used to allow communication between the Ansible control server and the Junos device

C. An Ansible agent must be installed and running on the Junos device

D. An Ansible playbook is a set of tasks written in XML

View answer

Correct Answer: C

Question #10

Given the username XML code, what is the information between the opening and closing tags called?

A. name node

B. data node

C. text node

D. element node

View answer

Correct Answer: D

Question #11

Which Ansible module would be used to obtain basic information about a Junos device?

A. juniper_junos_facts

B. juniper_junos_info

C. juniper_junos_rpc

D. juniper_junos_config

View answer

Correct Answer: A

Question #12

Which two programing languages would be used for on-box scripting with Junos devices? (Choose two.)

A. Ansible

B. Python

C. XSLT

D. Puppet

View answer

Correct Answer: BC

Question #13

Which XML shorthand notation is used when no data exists between tags?

View answer

Correct Answer: A

Question #14

What will determine which data serialization format is used for interfacing with a system?

A. programming language version

B. the operating system

C. IDE specifications

D. the system's API

View answer

Correct Answer: A

Question #15

What is the outcome of the Python a == b operator?

A. The variables will be added together

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

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

D. The variables will be subtracted from each other

View answer

Correct Answer: B

Question #16

In Python, my_list = [1, 2, 3] is an example of which type of operation?

A. membership

B. comparison

C. assignment

D. bitwise

View answer

Correct Answer: A

Question #17

Which character is used to separate multiple parameters in a single REST API call?

A. and

B. #

C. ?

D. =

View answer

Correct Answer: A

Question #18

Click the Exhibit button. You need to translate the configuration shown in the exhibit into a PyEZ RPC call. Which line shows the proper PyEZ syntax?

A. dev

B. dev

C. dev

D. dev

View answer

Correct Answer: A

Question #19

Which Junos system process handles NETCONF automation commands?

A. snmpd

B. eventd

C. mgd

D. jsd

View answer

Correct Answer: BC

Question #20

Which code format is a valid example of an HTTPS get-interface-information method using the default port?

A. ttps://172

B. ttps://172

C. ttps://172

D. ttps://172

View answer

Correct Answer: C

Question #21

Which statement is correct about the Junos XML API?

A. The API uses HTTPS for securing off-box automation

B. The API uses NETCONF for off-box automation

C. The API only works for on-box automation tools

D. The API is only executed when a configuration is committed

View answer

Correct Answer: B

Question #22

Click the Exhibit button. Referring to the exhibit, what is the function of the register key?

A. to set an input value for the juniper_junos_rpc module

B. to configure a global setting for the playbook

C. to define a variable containing the return value from the module

D. to print a result to standard out

View answer

Correct Answer: C

Question #23

What is the advantage of using the REST API?

A. he REST API enables Junos devices to participate in other REST management system environments

B. he REST API is enabled by default on all Junos devices

C. y default, the REST API retrieves data from a Junos device in CSV format

D. y default, the REST API retrieves data from a Junos device in HTML format

View answer

Correct Answer: A

Question #24

Which two tools should be used to test REST APIs? (Choose two.)

A. curl

B. Puppet

C. Chef

D. Postman

View answer

Correct Answer: AD

Question #25

Which code block shows valid YAML syntax?

A. Switches: -s1 -s2

B. Switches: s1 s2

C. Switches: {s1, s2}

D. Switches: ["s1", "s2"]

View answer

Correct Answer: B

Question #26

Ansible playbooks are written in which format?

A. XML

B. Python

C. JSON

D. YAML

View answer

Correct Answer: C

Question #27

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

A. The script prints interface information for each interface name

B. The script prints the name of each configured interface

C. The script retrieves the interface configuration in JSON

D. The script retrieves the interface configuration in XML

View answer

Correct Answer: BD

Question #28

Click the exhibit button.Which type of file is shown in the exhibit?

A. uppet manifest

B. ML file

C. nsible playbook

D. SLT file

View answer

Correct Answer: C

Question #29

Which curl command will successfully retrieve interface information from a Juniper device?

A. curl –u "lab:lab123" https://10

B. curl –u "lab:lab123" http://10

C. curl –u "lab:lab123" https://10

View answer

Correct Answer: A

Question #30

Click the Exhibit button. In the XML output shown in the exhibit, what is the full XPath for the IP address of the interface?

A. /interface/unit/family/inet/address

B. /configuration/interface/unit/family/inet/address

C. /configuration/interfaces/interface/unit/family/inet/address/name

D. /interfaces/interface/unit/family/inet/address

View answer

Correct Answer: C

Question #31

While conducting an automation test, you must issue a command using the curl tool to request the text formatted output from the show interfaces ge-0/0/0 terse command. In this scenario, which command would you use?

A. curl –u "lab:lab123" "http://10

B. curl –u "lab:lab123" "http://10

C. curl –u "lab:lab123" "http://10

D. curl –u "lab:lab123" "http://10

View answer

Correct Answer: B

Question #32

Click the Exhibit button.Which command produces the output shown in the exhibit?

A. ser@router> show version | display xml

B. ser@router# show version | display xml

C. ser@router> show version | display json

D. ser@router> show version | display xml rpc

View answer

Correct Answer: A

Question #33

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

A. //address/name

B. //name

C. /name

D. /address/name

View answer

Correct Answer: D

Question #34

Which two statements about Ansible are correct? (Choose two.)

A. All Ansible host and group variables must be defined in the /etc/ansible/hosts directory

B. Groups can be nested and a device is allowed to participate in multiple groups

C. Separate host and group variable files can be used for larger environments

D. Groups cannot be nested and a device is allowed to participate only a single group

View answer

Correct Answer: AB

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