Juniper Jn0 223 Jncia Devops Practice Test - Set 1

Test your knowledge with this Juniper Jn0 223 Jncia Devops mock exam. Get real-world IT questions and prepare for certification success.

JN0-223: JNCIA-DevOps - Exam Information

Exam Information

Exam Code

Juniper Jn0 223 Jncia Devops

Exam Title

JN0-223: JNCIA-DevOps

Vendor

Juniper

Difficulty

Beginner

Duration

90 Minutes

Question Format

Multiple Choice

Last Updated

February 25, 2025

The JNCIA-DevOps certification validates knowledge of automation frameworks and DevOps principles.

Practice Test

Shop Best JN0-223: JNCIA-DevOps Resources Worldwide Amazon

1. Which automation tool is commonly used for network configuration management in Juniper devices?

Ansible
Photoshop
Excel
PowerPoint

2. What is the primary purpose of using RESTful APIs in network automation?

To create network topologies
To automate configuration and management
To enhance security
To increase bandwidth

3. Which programming language is commonly used for scripting in Juniper DevOps?

Python
Java
C++
Ruby

4. What is the role of YAML in network automation?

To define configuration files
To create network diagrams
To enhance security
To increase bandwidth

5. Which tool is used for version control in Juniper DevOps?

Git
SVN
Mercurial
CVS

6. What is the purpose of Junos PyEZ in network automation?

To provide a Python library for Junos automation
To create network diagrams
To enhance security
To increase bandwidth

7. Which protocol is commonly used for network automation in Juniper devices?

NETCONF
SNMP
HTTP
FTP

8. What is the role of Jinja2 in network automation?

To create templates for configuration files
To create network diagrams
To enhance security
To increase bandwidth

9. Which tool is used for continuous integration in Juniper DevOps?

Jenkins
GitLab
Travis CI
CircleCI

10. What is the purpose of Junos OS in network automation?

To provide a robust operating system for Juniper devices
To create network diagrams
To enhance security
To increase bandwidth

11. Which tool is used for configuration management in Juniper DevOps?

Ansible
Chef
Puppet
SaltStack

12. What is the role of RESTful APIs in network automation?

To automate configuration and management
To create network diagrams
To enhance security
To increase bandwidth

13. Which protocol is commonly used for network automation in Juniper devices?

NETCONF
SNMP
HTTP
FTP

14. What is the purpose of Junos PyEZ in network automation?

To provide a Python library for Junos automation
To create network diagrams
To enhance security
To increase bandwidth

15. Which tool is used for version control in Juniper DevOps?

Git
SVN
Mercurial
CVS

16. What is the role of YAML in network automation?

To define configuration files
To create network diagrams
To enhance security
To increase bandwidth

17. Which programming language is commonly used for scripting in Juniper DevOps?

Python
Java
C++
Ruby

18. What is the purpose of using RESTful APIs in network automation?

To automate configuration and management
To create network diagrams
To enhance security
To increase bandwidth

19. Which automation tool is commonly used for network configuration management in Juniper devices?

Ansible
Photoshop
Excel
PowerPoint

20. What is the role of Jinja2 in network automation?

To create templates for configuration files
To create network diagrams
To enhance security
To increase bandwidth

21. What is the primary benefit of using Infrastructure as Code (IaC) in network automation?

Consistent and repeatable deployments
Manual configuration
Increased human error
Slower deployment times

22. Which Junos automation tool allows for XML-based configuration management?

NETCONF
Ansible
Python
Jinja2

23. What does the Junos "commit confirmed" command help prevent?

Network outages from bad configurations
Unauthorized access
Slow performance
Incorrect routing tables

24. Which protocol does Junos PyEZ use to communicate with Junos devices?

NETCONF
SNMP
HTTP
SSH

25. What is the purpose of the Junos "op" command in automation scripts?

To execute operational mode commands
To configure devices
To create VLANs
To modify routing tables

26. Which Python library is specifically designed for Junos automation?

PyEZ
Requests
Paramiko
Jinja2

27. What is the primary use of Junos SLAX scripts?

To automate operational tasks
To configure security policies
To optimize routing
To manage VLANs

28. Which file format is commonly used with Ansible for Junos automation?

YAML
JSON
XML
CSV

29. What does the Junos "rollback" command help achieve?

Revert to previous configurations
Upgrade the OS
Clear log files
Reset passwords

30. Which tool is used to validate Junos configuration syntax before commit?

"commit check"
"show configuration"
"request system reboot"
"rollback 1"

31. What is the purpose of Junos event scripts?

Automate responses to system events
Configure interfaces
Manage routing protocols
Create security zones

32. Which Junos automation feature allows for templated configurations?

Junos OS Templates
Event scripts
SLAX
Op scripts

33. What is the benefit of using Junos Zero Touch Provisioning (ZTP)?

Automated device onboarding
Manual configuration
Increased deployment time
Complex setup process

34. Which protocol is used by Junos ZTP for initial configuration?

DHCP
SNMP
HTTP
FTP

35. What is the purpose of the Junos "request system software add" command?

To upgrade Junos OS
To add new users
To configure interfaces
To create security policies

36. Which Junos automation tool uses a Python-based framework?

PyEZ
SLAX
XSLT
NETCONF

37. What is the primary benefit of using Junos set commands in automation?

Idempotent configuration changes
Complex syntax
Manual verification
Slow execution

38. Which Junos feature allows for configuration changes without service disruption?

Graceful Routing Engine Switchover (GRES)
Fast reroute
OSPF
BGP

39. What is the purpose of Junos commit scripts?

Validate configurations before commit
Monitor system performance
Manage routing tables
Configure security policies

40. Which Junos automation tool is best for complex operational logic?

Python scripts with PyEZ
SLAX
XSLT
NETCONF

41. What is the benefit of using Junos "configure private" mode?

Exclusive configuration access
Shared configuration access
Read-only access
Automatic commits

42. Which Junos feature helps automate patch management?

Junos OS Upgrades
Event scripts
SLAX
Op scripts

43. What is the purpose of Junos "show | compare" command?

View pending configuration changes
Compare routing tables
Analyze system performance
Monitor security events

44. Which Junos automation tool is best for simple configuration changes?

Ansible playbooks
Python scripts
SLAX
XSLT

45. What is the benefit of using Junos "commit synchronize" in automation?

Consistent configuration across devices
Faster commits
Manual verification
Complex syntax

46. Which Junos feature helps automate device backups?

Configuration archival
Event scripts
SLAX
Op scripts

47. What is the purpose of Junos "request system storage cleanup"?

Free up disk space
Upgrade the OS
Configure interfaces
Create security policies

48. Which Junos automation tool is best for complex data transformations?

XSLT
SLAX
Python
Ansible

49. What is the benefit of using Junos "load merge" in automation?

Combine configurations from multiple sources
Faster commits
Manual verification
Complex syntax

50. Which Junos feature helps automate certificate management?

Auto Certificate Management
Event scripts
SLAX
Op scripts

51. What is the purpose of Junos "request system reboot"?

Restart the device
Upgrade the OS
Configure interfaces
Create security policies

52. Which Junos automation tool is best for simple operational tasks?

Op scripts
Python scripts
SLAX
XSLT

53. What is the benefit of using Junos "load override" in automation?

Replace entire configuration
Merge configurations
Faster commits
Manual verification

54. Which Junos feature helps automate log management?

System logging
Event scripts
SLAX
Op scripts

55. What is the purpose of Junos "request system halt"?

Shut down the device
Upgrade the OS
Configure interfaces
Create security policies

56. Which Junos automation tool is best for event-driven automation?

Event scripts
Op scripts
SLAX
XSLT

57. What is the benefit of using Junos "load patch" in automation?

Apply partial configuration changes
Replace entire configuration
Faster commits
Manual verification

58. Which Junos feature helps automate user management?

Local user database
Event scripts
SLAX
Op scripts

59. What is the purpose of Junos "request system software validate"?

Verify package integrity
Upgrade the OS
Configure interfaces
Create security policies

60. Which Junos automation tool is best for configuration validation?

Commit scripts
Op scripts
SLAX
XSLT

61. What is the benefit of using Junos "load set" in automation?

Apply set-style configuration
Replace entire configuration
Merge configurations
Manual verification

62. Which Junos feature helps automate interface configuration?

Interface ranges
Event scripts
SLAX
Op scripts

63. What is the purpose of Junos "request system storage snapshot"?

Create backup of system files
Upgrade the OS
Configure interfaces
Create security policies

64. Which Junos automation tool is best for complex configuration changes?

Python scripts with PyEZ
Ansible
SLAX
XSLT

65. What is the benefit of using Junos "load replace" in automation?

Replace specific configuration sections
Replace entire configuration
Merge configurations
Manual verification

The Juniper Jn0 223 Jncia Devops certification is a globally recognized credential for IT professionals. This practice test helps you prepare by covering key topics like hardware, networking, troubleshooting, and security.

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