Prepare with Juniper JN0-100 exam practice material, pass for sure
Updated: Aug 29, 2026
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Juniper JN0-100 Exam Overview:
| Certification Vendor: | Juniper Networks |
|---|---|
| Exam Name: | JNCIA-JUNOS JN0-100 Certification Exam |
| Exam Number: | JN0-100 |
| Exam Duration: | 90 minutes |
| Exam Format: | Scenario-based questions, Multiple choice, Drag and drop |
| Related Certifications: | JNCIP-Junos JNCIE-Junos JNCIS-Junos |
| Certificate Validity Period: | 3 years |
| Passing Score: | Approximately 60–70% (exact score not publicly disclosed) |
| Real Exam Qty: | 60–65 |
| Exam Price: | $200 USD (varies by region) |
| Available Languages: | English |
| Recommended Training: | Juniper Networks Learning Portal Juniper Training & Certification |
| Exam Registration: | Juniper Certification Portal Pearson VUE Juniper Exams |
| Sample Questions: | Juniper JN0-100 Sample Questions |
| Exam Way: | Computer-based exam via Pearson VUE (test center or online proctoring) |
| Pre Condition: | No formal prerequisites required |
| Official Syllabus URL: | https://www.juniper.net/us/en/training/certification.html |
Juniper JN0-100 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Security Basics | - Basic access control concepts - Firewall filters overview |
| Operational Monitoring and Maintenance | - Troubleshooting tools and commands - Log file and system messages - Monitoring system operation |
| User Interfaces and Configuration | - Configuration hierarchy - CLI navigation and commands - Committing and verifying configuration changes |
| Routing Fundamentals | - Basic dynamic routing concepts - Routing tables and forwarding concepts - Static routing |
| Junos OS Fundamentals | - Initial device configuration concepts - Operational modes and command-line interface (CLI) - Junos OS architecture and components |
Juniper Networks Certified Internet Associate (JNCIA-JUNOS) Sample Questions:
Question 1
Which statement is true regarding the Junos OS?
A. All platforms running the Junos OS use the same PFE.
B. All platforms running the Junos OS use a hard drive to optimize syslog data storage.
C. All platforms running the Junos OS use the same source code base.
D. All platforms running the Junos OS use a separate process with protected memory space for each routing protocol.
Question 2
Which two statements are true of a network mask? (Choose two.)
A. A subnet mask specifies the portion of an IP address that is in a decimal format.
B. A subnet mask specifies the portion of an IP address that represents network hosts.
C. A subnet mask specifies the portion of an IP address that is in a binary format.
D. A subnet mask specifies the portion of an IP address that represents a network prefix.
Question 3
Which CLI keyboard sequence allows you to move the cursor to the beginning of the line?
A. Ctrl+a
B. Ctrl+w
C. Ctrl+p
D. Ctrl+e
Question 4
Which three protocols use UDP as a transport protocol by default? (Choose three.)
A. DNS
B. TFTP
C. SNMP
D. SMTP
E. HTTP
Question 5
-- Exhibit -
user@router> show configuration firewall
family inet { filter demo { term example { from { source-address { 100.100.100.0/24; } destination-address { 200.200.200.0/24; } } then { reject; } } term testing { from { source-address { 10.10.10.0/28; } destination-address {
200.200.200.0/24;
}
}
then sample;
}
term results {
from {
address {
200.200.200.0/24;
}
}
then accept;
}
term final {
then policer LAPD;
}
}
}
-- Exhibit --
Given the configuration shown in the exhibit, what will happen to traffic from source 10.10.10.25 destined to 200.200.200.1?
A. The traffic will be dropped.
B. The traffic will be policed.
C. The traffic will be rejected.
D. The traffic will be forwarded.
Solutions:
| Question 1 Answer: C | Question 2 Answer: B,D | Question 3 Answer: A | Question 4 Answer: A,B,C | Question 5 Answer: D |
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