Juniper JN0 - 423 Study Guide PDF with Sample Questions Complete Junos Automation & NetDevOps Exam Preparation with Practice Questions www.NWExam.com The Juniper JN0 - 423 JNCIS DevOps Certification Study Guide is a complete exam preparation resource for IT professio nals aiming to earn the Juniper Automation and DevOps Specialist (JNCIS - DevOps) certification. This guide covers essential Junos automation and NetDevOps concepts including PyEZ connectivity, commit scripts, event scripts, operational scripts, JSNAPy confi guration, OpenConfig and YANG model integration, ephemeral database behavior, and Salt automation architecture. It also includes a detailed exam summary and realistic practice questions to help candidates understand the exam format and improve their confid ence. Whether you are a network engineer transitioning into automation or a DevOps professional working with Juniper networks, this study guide provides structured learning and focused practice to help you succeed in the JN0 - 423 exam. PDF JN0-423 JNCIS DevOps Sample Questions 1 Juniper JNCIS DevOps JN0-423 Certification Study Guide Juniper JN0-423 Certification Exam Details Juniper JN0-423 certifications are globally accepted and add significant value to any IT professional. The certification gives you a profound understanding of all the workings of the network models and the devices that are utilized with it. NWExam.com is proud to provide you with the best Juniper Exam Guides. The Juniper JN0-423 Exam is challenging, and thorough preparation is essential for success. This cert guide is designed to help you prepare for the JNCIS DevOps certification exam. It contains a detailed list of the topics covered on the Professional exam. These guidelines for the JNCIS-DevOps will help guide you through the study process for your certification. To obtain Juniper Automation and DevOps Specialist certification, you are required to pass the JNCIS-DevOps JN0-423 exam. This exam is created keeping in mind the input PDF JN0-423 JNCIS DevOps Sample Questions 2 of professionals in the industry and reveals how Juniper products are used in organizations across the world. JN0-423 Juniper Automation and DevOps Specialist Exam Summary ● Exam Name: Automation and DevOps Specialist ● Exam Code: JN0-423 ● Exam Price: $300 USD ● Duration: 90 minutes ● Number of Questions: 65 ● Passing Score: Variable (60-70% Approx.) ● Exam Registration: PEARSON VUE ● Recommended Practice: Juniper Networks Certified Specialist Automation and DevOps Practice Test ● Recommended Training: Juniper Platform Automation and NetDevOps Topics covered in the Juniper JNCIS DevOps JN0-423 Exam Section Objectives Platform Automation Overview - Identify concepts, general features, or functionality of Junos platform automation Management process (MGD - based) automation Terraform Juniper Extension Toolkit (JECT) service process (JSD - based) automation gRPC - Describe how to use gRPC/gNMI for automating Junos: Proto buff gRPC protocol OpenConfig - Describe how to use gRPC/gNMI for Junos telemetry: Proto buff gRPC protocol OpenConfig Sensor paths Tools (gNMIc, TIG stack) PDF JN0-423 JNCIS DevOps Sample Questions 3 Section Objectives Ansible - Describe how to use Ansible for automating Junos OS devices and networks: Supported files Play books Vault JSNAPy Templates (Jinja2) Junos Automation Scripts - Describe the concepts, benefits, or operation of automation scripts for Junos OS devices and networks: Commit scripts Op scripts Event scripts SNMP scripts YANG - Identify the concepts and general features of managing configuration in Junos devices and networks using Yet Another Next Generation (YANG) models: Implementation concepts OpenConfig YANG syntax and data types JNCIS DevOps JN0-423 Practice Exam Questions. Grab an understanding from these Juniper JN0-423 sample questions and answers and improve your JN0-423 exam preparation towards attaining a Juniper Automation and DevOps Specialist Certification. Answering these sample questions will make you familiar with the types of questions you can expect on the actual exam. Doing practice with JNCIS DevOps JNCIS-DevOps questions and answers before the exam as much as possible is the key to passing the Juniper JN0-423 certification exam. JN0-423 Juniper Automation and DevOps Specialist Sample Questions:- 01. By default, on which port does jsd listen? a) TCP/32767 b) TCP/179 c) UDP/32767 PDF JN0-423 JNCIS DevOps Sample Questions 4 d) UDP/830 Answer: a 02. Which two statements are true regarding op scripts and event scripts? (Choose two.) a) Op scripts and event scripts can be executed remotely. b) Op scripts and event scripts can be run interactively. c) Op scripts and event scripts can use XML RPCs to run operational-mode commands. d) Op scripts and event scripts can accept arguments. Answer: c, d 03. You have a situation where a default ephemeral database, a user-defined ephemeral configuration database, and a static configuration database contain conflicting information. In this scenario, what is the correct order of precedence from highest to lowest? a) candidate, default, user-defined b) user-defined, default, static c) default, user-defined, static d) static, default, user-defined Answer: b 04. You make a single change to a commit script and then commit the device configuration. The commit fails because there is an error in the script. You issue the "rollback 1" command, and commit again. You receive the same error. Why did you receive this error? a) The script file needs to be renamed so that it is unique. b) The Junos configuration was previously incorrect. c) You need to issue a "rollback 0" command to load the last working configuration. d) The configuration rollback does not revert the changes you made in the script. Answer: d 05. What is the correct syntax to open a PyEZ connection to a Junos device? a) dev = Junos Device(device='host01.example.com') b) dev = Device(device_ip='10.1.254.11') c) dev = JunosDevice(device_ip='10.1.254.11') d) dev = Device(host='host01.example.com') Answer: d PDF JN0-423 JNCIS DevOps Sample Questions 5 06. You created a Python script that enables the ge-0/0/2 interface on R2. This script should only be executed when the ge-0/0/2 interface goes down on R1. In this scenario, how should this script be applied on R1? a) The script should be applied as a commit script on R1. b) The script should be applied as an op script on R1. c) The script should be applied as an event script on R1. d) The script should be applied as an event script on R1. Answer: c 07. On a QFX Series device, which command would invoke the on-box Python interpreter? a) user@switch> python b) user@switch> start shell % python c) user@switch> start python d) user@switch> start shell % start python Answer: b 08. Your company is using OpenConfig to interact with all network equipment using customized YANG data models that are not natively supported on Junos devices. In this scenario, what is required for a Junos device to successfully use this customized data model? a) A translation script must also be applied. b) An operations script must also be applied. c) An ephemeral DB must be established. d) The Junos YANG module must be disabled. Answer: a 09. What is the default Linux server file path for a JSNAPY configuration file? a) /home/"username" b) /var/jsnaps c) /etc/jsnapy d) /etc/jsnapy/junos Answer: c 10. Which agent process is used to execute processes as instructed by the Salt Master? a) infra client b) Minion c) JSD PDF JN0-423 JNCIS DevOps Sample Questions 6 d) python Answer: b Not every IT certification is intended for professionals, but Juniper certification is a great deal. After achieving this Juniper JN0-423, you can grab an opportunity to be an IT professional with unique capability and can help the industry or get a good job. Many individuals do the Juniper certifications just for the interest, and that payback as a profession because of the worth of this course.