Instant Download Juniper : JN0-102 Questions & Answers as PDF & Test Engine
Updated: Sep 05, 2026
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Juniper JN0-102 Exam Overview:
| Certification Vendor: | Juniper Networks |
|---|---|
| Exam Name: | Juniper Networks Certified Internet Associate, Junos (JNCIA-Junos) |
| Exam Number: | JN0-102 |
| Related Certifications: | JNCIS-ENT (Enterprise Routing & Switching, Specialist) JNCIA-Cloud JNCIS-SP (Service Provider Routing & Switching, Specialist) JNCIA-SEC |
| Exam Format: | Multiple choice |
| Exam Duration: | 90 minutes |
| Passing Score: | Not publicly disclosed (typically ~70% passing threshold) |
| Real Exam Qty: | 65 |
| Certificate Validity Period: | Valid for 3 years (certification recertification required every 3 years) |
| Available Languages: | English |
| Exam Price: | Varies by region (price set by Pearson VUE) |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Administered by Pearson VUE at authorized test centers or online proctored delivery. |
| Pre Condition: | No prerequisite certification required. |
| Official Syllabus URL: | https://www.juniper.net/us/en/training/certification/tracks/junos/jncia-junos.html |
Juniper JN0-102 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Junos OS Fundamentals | - Routing Engine and Packet Forwarding Engine - Transit traffic and exception traffic - Junos architecture (control and forwarding planes) |
| Topic 2: Routing Fundamentals | - Routing vs. forwarding tables - Traffic forwarding concepts - Static routing basics |
| Topic 3: Configuration Basics | - Interface types and basic properties - User accounts and authentication - System services (NTP, SNMP, syslog) - Initial device configuration |
| Topic 4: User Interfaces | - Configuration file management - CLI help and filtering output - CLI modes and navigation - Active vs. candidate configuration |
| Topic 5: Routing Policy and Firewall Filters | - Firewall filter concepts and actions - Routing policy structure and match criteria |
| Topic 6: Operational Monitoring and Maintenance | - Junos OS installation and upgrades - Interface statistics and error monitoring - Show and monitor commands - Device start/shutdown and recovery |
| Topic 7: Networking Fundamentals | - Router and switch functions - Collision domains and broadcast domains - Ethernet networking - Layer 2 and Layer 3 addressing (IPv4/IPv6) - Subnetting and supernetting |
FAQs for Juniper Networks Certified Internet Associate, Junos (JNCIA-Junos) Candidates
The JN0-102 exam leads to the JNCIA certification from Juniper Networks. It is positioned at the Associate level. The exam validates the knowledge and skills expected of candidates preparing for Juniper Networks Certified Internet Associate, Junos (JNCIA-Junos).
Related certifications include:
- JNCIS-ENT (Enterprise Routing & Switching, Specialist)
- JNCIS-SP (Service Provider Routing & Switching, Specialist)
- JNCIA-Cloud
- JNCIA-SEC
The JN0-102 exam includes 65 questions and allows 90 minutes. Before test day, divide the available time by the number of questions in a timed practice set to establish a steady per-question pace. If a difficult item starts consuming too much time, mark it for review and move forward instead of losing momentum. A full timed practice session can help you decide when to move on, when to return, and how much buffer to reserve for a final check.
The passing score for JN0-102 is Not publicly disclosed (typically ~70% passing threshold), and the official exam fee is Varies by region (price set by Pearson VUE). Because a retake requires paying the exam fee again, use timed practice results as a readiness check before scheduling your next attempt. If your performance remains inconsistent, continue reviewing weak domains and repeat a timed session before booking the exam.
No prerequisite certification required.
Eligibility rules can change, so confirm the current requirements on the official exam page before registering.
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The current JN0-102 outline is organized into 7 top-level domains. The first listed areas include:
- Routing Fundamentals
- Operational Monitoring and Maintenance
- Routing Policy and Firewall Filters
Review the Exam Topics section above for the complete outline and any nested subtopics.
Juniper Networks Certified Internet Associate, Junos (JNCIA-Junos) Sample Questions:
Question 1
Which statement is true regarding the Junos OS?
A. The memory management daemon (mmd) is responsible for allocating new memory for processes as they request it.
B. A central processor called the IP2 Chip dynamically assigns memory as process needs fluctuate.
C. Each process runs in its own protected memory space ensuring that one process cannot directly interfere with another.
D. Processes share memory space but use separate ASICs so that one process cannot directly interfere with another.
Question 2
-- Exhibit --
user@router> restart
^
unknown command.
-- Exhibit --
You are investigating routing problems on a device running the Junos OS. You receive the error shown in the exhibit when you attempt to restart the routing process.
Which statement describes the problem?
A. You have typed an invalid command.
B. You must wait until close of business to restart the routing process, based on user-defined policy.
C. You must be in configuration mode to restart the routing process.
D. You do not have permission to restart the routing process.
Question 3
Which statement is true regarding syslog on Junos devices?
A. Only the message severity level must be configured.
B. By default, the information is stored in a file named events.
C. No logging is enabled by default.
D. You can configure the router to send log messages to the console.
Question 4
Which statement is true about terms in a policy?
A. The name of a term is limited to five characters.
B. A single term can be applied to a protocol or interface, independent of the policy.
C. Once configured, terms within a policy cannot be reordered.
D. A from statement is optional in a term.
Question 5
Which three functions are available under the "Maintain" tab of J-Web? (Choose three.)
A. download and delete log files
B. reboot the system
C. view and add licenses
D. view real-time statistics of interfaces
E. edit security settings
Solutions:
| Question 1 Answer: C | Question 2 Answer: D | Question 3 Answer: D | Question 4 Answer: D | Question 5 Answer: A,B,C |
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