- A
Review the system resources to check CPU usage.
Why wrong: System resource utilization does not provide information about specific policy matches or traffic flows.
- B
Verify that the policy has the correct source zone.
If the source zone is incorrect, the policy may not match, and traffic could be blocked by implicit deny; verifying the zone ensures the policy applies to the intended traffic.
- C
Check the traffic log for the session.
The traffic log records all sessions and shows which policy matched; if the session is present, the traffic is being allowed.
- D
Look at the Threat log for any malware detections.
Why wrong: Threat logs show blocked malicious activity, not allowed traffic; they are not useful for verifying policy matching for legitimate traffic.
- E
Examine the URL filtering profile applied to the policy.
Why wrong: URL filtering affects access based on categories, but it does not indicate if the traffic matched the security policy in the first place.
Quick Answer
The answer is to check the traffic log and verify the source zone. These two actions confirm whether traffic matches the security policy by showing the session details and ensuring the policy is applied to the correct ingress zone. The traffic log records every session, including the security rule that matched it, while the source zone check prevents misapplied policies—a common pitfall when interfaces or zones are misconfigured. On the PCNSA exam, this tests your ability to isolate policy-matching issues from other features like URL filtering or threat prevention, which are separate functions. A frequent trap is jumping to URL filtering logs when the real problem is a zone mismatch or a missing log entry. Remember the mnemonic: “Log the zone, check the match” to keep your troubleshooting focused on the two core verification steps.
PCNSA Core Concepts Practice Question
This PCNSA practice question tests your understanding of core concepts. The scenario asks you to isolate a root cause — eliminate options that address a different problem before choosing. 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.
A security administrator is troubleshooting an issue where users cannot access a specific website. The security policy allows web-browsing from the internal zone to the external zone. Which TWO actions should the administrator take to verify the traffic is being matched and allowed?
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
Verify that the policy has the correct source zone.
Options A and C are correct. Checking the traffic log shows whether the session matched a security policy. Verifying the source zone ensures the policy is applied to the correct zone. Option B is not directly about policy matching; URL filtering is a separate feature. Option D is about threats, not allowed traffic. Option E is unrelated to policy matching.
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.
- ✗
Review the system resources to check CPU usage.
Why it's wrong here
System resource utilization does not provide information about specific policy matches or traffic flows.
- ✓
Verify that the policy has the correct source zone.
Why this is correct
If the source zone is incorrect, the policy may not match, and traffic could be blocked by implicit deny; verifying the zone ensures the policy applies to the intended traffic.
Related concept
Read the scenario before looking for a memorised answer.
- ✓
Check the traffic log for the session.
Why this is correct
The traffic log records all sessions and shows which policy matched; if the session is present, the traffic is being allowed.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
Look at the Threat log for any malware detections.
Why it's wrong here
Threat logs show blocked malicious activity, not allowed traffic; they are not useful for verifying policy matching for legitimate traffic.
- ✗
Examine the URL filtering profile applied to the policy.
Why it's wrong here
URL filtering affects access based on categories, but it does not indicate if the traffic matched the security policy in the first place.
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
Threat logs show blocked malicious activity, not allowed traffic; they are not useful for verifying policy matching for legitimate traffic.
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 PCNSA 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 PCNSA 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.
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Core Concepts — study guide chapter
Learn the concepts, then practise the questions
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Targeted practice on this topic area only
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FAQ
Questions learners often ask
What does this PCNSA question test?
Core Concepts — This question tests Core Concepts — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Verify that the policy has the correct source zone. — Options A and C are correct. Checking the traffic log shows whether the session matched a security policy. Verifying the source zone ensures the policy is applied to the correct zone. Option B is not directly about policy matching; URL filtering is a separate feature. Option D is about threats, not allowed traffic. Option E is unrelated to policy matching.
What should I do if I get this PCNSA question wrong?
Identify which PCNSA 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
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Last reviewed: Jun 24, 2026
This PCNSA practice question is part of Courseiva's free Palo Alto 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 PCNSA exam.
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