Pass the actual test with the help of JN0-105 study guide
Last Updated: Aug 27, 2026
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| Certification Vendor: | Juniper Networks |
|---|---|
| Exam Name: | Junos, Associate (JNCIA-Junos) Exam |
| Exam Number: | JN0-105 |
| Related Certifications: | JNCIE-Junos JNCIS-Junos JNCIP-Junos |
| Certificate Validity Period: | 3 years |
| Exam Duration: | 90 minutes |
| Real Exam Qty: | 65 |
| Passing Score: | Not officially published, approx 60%-70% |
| Exam Price: | USD 200 |
| Exam Format: | Multi-select, Multiple-choice |
| Available Languages: | English |
| Recommended Training: | Introduction to the Junos OS Networking Technology Foundations |
| Exam Registration: | Pearson VUE Registration |
| Sample Questions: | Juniper JN0-105 Sample Questions |
| Exam Way: | Online proctored or onsite at Pearson VUE test centers |
| Pre Condition: | No formal prerequisites; basic networking knowledge recommended |
| Official Syllabus URL: | https://www.juniper.net/us/en/training/certification/tracks/junos/jncia-junos.html |
| Section | Weight | Objectives |
|---|---|---|
| Routing Policy and Firewall Filters | 10% | - Policy application and evaluation - Routing policy framework and terms - Firewall filter basics and configuration - Security zones and traffic filtering |
| User Interfaces | 15% | - Help system and command completion - J-Web interface basics - Configuration mode and operational mode - CLI access and navigation |
| Junos OS Fundamentals | 20% | - File system and storage - Junos OS architecture and components - Software versions and upgrade process - Processes and daemons |
| Operational Monitoring and Maintenance | 10% | - Basic troubleshooting tools - Backup and recovery procedures - System logging and tracing - Monitoring commands and output |
| Networking Fundamentals | 20% | - Routing and switching fundamentals - Collision and broadcast domains - OSI and TCP/IP models - Ethernet concepts and operation - IPv4 and IPv6 addressing and subnetting |
| Configuration Basics | 15% | - Configuration hierarchy and syntax - Configuration files and management - Initial system setup - Modifying, committing, and rollback configurations |
| Routing Fundamentals | 10% | - Static routing configuration - Route preference and selection - Dynamic routing protocol concepts (OSPF, RIP) - Routing tables and route sources |
The Juniper JN0-105 exam, officially titled Junos, Associate (JNCIA-Junos), is the required test for earning the Junos, Associate (JNCIA-Junos) certification, a credential at the Associate level. Passing it validates the skills Juniper expects from certified professionals, and it can also support progress toward related credentials such as JNCIS-Junos, JNCIP-Junos, JNCIE-Junos.
The JN0-105 exam includes 65 questions, and you have 90 minutes to complete it. Before exam day, divide the available time by the question count so you know the pace you need to hold, and practice flagging time-consuming items for review instead of stalling on a single question. Timed sessions in the Actualtests4sure test engine are the easiest way to build that rhythm before it counts.
You need Not officially published, approx 60%-70% to pass the JN0-105 exam, and the official registration fee is USD 200. Keep in mind that a failed attempt means paying that fee in full again for a retake, so avoid booking your seat on a hunch. Work through the Actualtests4sure practice test until your scores sit comfortably above the passing requirement before you schedule the exam.
Juniper asks candidates to meet the following requirement before registering: No formal prerequisites; basic networking knowledge recommended. Exam policies do change, so confirm the latest details on the official exam page at https://www.juniper.net/us/en/training/certification/tracks/junos/jncia-junos.html before you book.
You can book your seat through the official registration channels below:
The JN0-105 exam is delivered in the following format: Online proctored or onsite at Pearson VUE test centers.
Juniper recommends the following official training for this exam:
A course builds the theory; practice turns it into exam-day performance. Once you finish a class, the 109 practice questions from Actualtests4sure show you how the same knowledge appears in exam-style items.
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The Juniper Junos, Associate (JNCIA-Junos) exam is organized into 7 major domains. Some of the key domains include:
Scroll up to the Exam Topics section for the complete breakdown, and use it to plan how much study time each domain deserves.
Question 1
Which two statements are true about the candidate configuration? (Choose two.)
A. Multiple users cannot modify the same candidate configuration.
B. You can deploy multiple changes at the same time.
C. Candidate configuration changes are automatically applied.
D. You can discard changes before committing them.
Question 2
Exhibit
{hold:node0}[edit]
root# set system root-authentication ?
Possible completions:
+ apply-groups Groups from which to inherit configuration data
+ apply-groups-except Don't inherit configuration data from these groups encrypted-password Encrypted password string load-key-file File (URL) containing one or more ssh keys plain-text-password Prompt for plain text password (autoencrypted)
> ssh-dsa Secure shell (ssh) DSA public key string
> ssh-rsa Secure shell (ssh) RSA public key string
{hold:node0}[edit]
root# set system root-authentication plain-text-password
New password:
Retype new password:
{hold:node0}[edit]
root# commit and-quit
[edit interfaces]
'ge-0/0/0'
HA management port cannot be configured
error: configuration check-out failed
{hold:node0}[edit]
root#
You are unable to remotely access your Juniper device using the CLI.
Referring to the exhibit, which command would you add to the existing configuration to enable remote CLI access?
A. set system root-authentication plain-text-password
B. set system services ssh
C. load factory-default
D. set system login idle-timeout 20
Question 3
Which statement is correct concerning exception traffic processing?
A. Exception traffic is discarded by the PFE.
B. Exception traffic is always dropped during congestion.
C. Exception traffic is rate-limited to protect the RE.
D. Exception traffic is never forwarded.
Question 4
You are asked to configure your device running Junos OS to automatically archive your configuration upon commit In this scenario, which two methods are supported by the Junos OS? (Choose two)
A. RCP
B. HTTP
C. SCP
D. FTP
Question 5
Exhibit
Exhibit
[edit]
root# set system host-name TEST_DEVICE [edit]
root# commit
[edit]
'system'
Missing mandatory statement: 'root-authentication' error: commit failed: (missing mandatory statements)
[edit] root#
You are configuring a new device.
Which action solves the error shown in the exhibit?
A. configuring a non-root username and password
B. configuring a password for the root account
C. reinstalling Junos
D. loading the factory-default configuration
Solutions:
| Question 1 Answer: B,D | Question 2 Answer: B | Question 3 Answer: C | Question 4 Answer: A,C | Question 5 Answer: B |
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