- A
show interfaces: Displays interface status and packet counts
The show interfaces command is used to display interface status, statistics, and packet counts.
- B
show route: Displays routing table entries
The show route command displays the routing table, including active routes and next-hop information.
- C
show log: Displays system log messages
The show log command outputs system log messages for troubleshooting and monitoring.
- D
show interfaces: Displays routing table entries
Why wrong: Incorrect — show interfaces does not display routing tables; that is the function of show route.
- E
show version: Displays interface status
Why wrong: Incorrect — show version displays system software version and uptime, not interface status.
Question 107 of 514
Match Junos Operational Commands to Their Outputs
This JNCIA-JUNOS practice question tests your understanding of operational monitoring and maintenance. Examine the command output carefully: the correct answer depends on what the output actually shows, not on general recall alone. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
Match each Junos operational command for monitoring to its output.
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
show interfaces: Displays interface status and packet counts
The correct matches are: show interfaces with interface status, show route with routing table, and show log with system logs. Common confusions involve swapping outputs among these commands.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
show interfaces: Displays interface status and packet counts
Why this is correct
The show interfaces command is used to display interface status, statistics, and packet counts.
Related concept
Read the scenario before looking for a memorised answer.
- ✓
show route: Displays routing table entries
Why this is correct
The show route command displays the routing table, including active routes and next-hop information.
Related concept
Read the scenario before looking for a memorised answer.
- ✓
show log: Displays system log messages
Why this is correct
The show log command outputs system log messages for troubleshooting and monitoring.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
show interfaces: Displays routing table entries
Why it's wrong here
Incorrect — show interfaces does not display routing tables; that is the function of show route.
- ✗
show version: Displays interface status
Why it's wrong here
Incorrect — show version displays system software version and uptime, not interface status.
Common exam traps
Common exam trap: answer the scenario, not the keyword
Many certification questions include familiar terms but test a specific constraint. Read the exact wording before choosing an answer that is generally true but wrong for this case.
Trap categories for this question
Command / output trap
Incorrect — show interfaces does not display routing tables; that is the function of show route.
Detailed technical explanation
How to think about this question
This question should be treated as a scenario, not a definition check. Identify the problem, the constraint and the best action. Then compare each option against those facts.
KKey Concepts to Remember
- Read the scenario before looking for a memorised answer.
- Find the constraint that changes the correct option.
- Eliminate answers that are true in general but not in this case.
- Use explanations to understand the rule behind the answer.
TExam Day Tips
- Underline the problem statement mentally.
- Watch for words such as best, first, most likely and least administrative effort.
- Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A practitioner preparing for the JNCIA-JUNOS exam encounters this exact type of scenario on the job. The correct answer here is not the most general option — it is the best answer for the specific constraint described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Real exam questions reward reading the full scenario before eliminating options, because the constraint defines which answer fits.
What to study next
Got this wrong? Here's your next step.
Identify which JNCIA-JUNOS exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
- →
Operational Monitoring and Maintenance — study guide chapter
Learn the concepts, then practise the questions
- →
Operational Monitoring and Maintenance practice questions
Targeted practice on this topic area only
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All JNCIA-JUNOS questions
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Juniper Networks Certified Associate Junos JNCIA-Junos study guide
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JNCIA-JUNOS practice test guide
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FAQ
Questions learners often ask
What does this JNCIA-JUNOS question test?
Operational Monitoring and Maintenance — This question tests Operational Monitoring and Maintenance — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: show interfaces: Displays interface status and packet counts — The correct matches are: show interfaces with interface status, show route with routing table, and show log with system logs. Common confusions involve swapping outputs among these commands.
What should I do if I get this JNCIA-JUNOS question wrong?
Identify which JNCIA-JUNOS exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
About these practice questions
Courseiva creates original exam-style practice questions with explanations and wrong-answer analysis. It does not publish real exam questions, exam dumps, or protected exam content. Learn why practice questions differ from exam dumps →
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Last reviewed: Jun 11, 2026
This JNCIA-JUNOS practice question is part of Courseiva's free Juniper Networks certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the JNCIA-JUNOS exam.
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