Question 890 of 1,000
Reporting and CommunicationmediumMultiple SelectObjective-mapped

PT0-002 Reporting and Communication Practice Question

This PT0-002 practice question tests your understanding of reporting and communication. 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 penetration tester discovers a vulnerability that cannot be immediately remediated. Which TWO compensating controls should the tester recommend? (Choose TWO.)

Clue words in this question

Noticing these words before you look at the options changes how you read each choice.

  • Clue: "immediately / without restart"

    Why it matters: Time or reboot constraint — the correct answer must take effect right away without requiring a reboot or reload.

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

Implement network segmentation to limit exposure.

Network segmentation (C) is a compensating control that limits the blast radius by isolating the vulnerable system from critical assets, reducing the likelihood of lateral movement. An IDS (D) provides detection and alerting for exploitation attempts, enabling a rapid response even when the root vulnerability cannot be patched immediately. Both controls reduce risk without requiring an immediate fix.

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.

  • Disable the affected service entirely.

    Why it's wrong here

    This is a direct fix, not a compensating control.

  • Ignore the vulnerability until the next patch cycle.

    Why it's wrong here

    Ignoring is not a compensating control.

  • Implement network segmentation to limit exposure.

    Why this is correct

    Segmentation reduces the attack surface.

    Clue confirmation

    The clue word "immediately / without restart" in the question point toward this answer.

    Related concept

    Read the scenario before looking for a memorised answer.

  • Add an intrusion detection system (IDS) to monitor for exploitation.

    Why this is correct

    Monitoring detects attempts while awaiting a fix.

    Clue confirmation

    The clue word "immediately / without restart" in the question point toward this answer.

    Related concept

    Read the scenario before looking for a memorised answer.

  • Upgrade the software immediately.

    Why it's wrong here

    This is the full remediation, not a compensating control.

Common exam traps

Common exam trap: answer the scenario, not the keyword

The trap here is that candidates often confuse compensating controls with remediation actions, selecting 'upgrade the software immediately' (E) even though the scenario explicitly states the vulnerability cannot be immediately remediated.

Detailed technical explanation

How to think about this question

Network segmentation can be implemented using VLANs (IEEE 802.1Q) or firewall rules (e.g., iptables, ACLs) to restrict traffic to only necessary ports and protocols, effectively containing an exploit to a single segment. An IDS like Snort or Suricata uses signature-based or anomaly-based detection to alert on known exploit patterns (e.g., CVE-specific payloads), providing visibility without blocking traffic. In a real-world scenario, a critical web server with an unpatched RCE vulnerability could be isolated in a DMZ while an IDS monitors for inbound exploit attempts, allowing the organization to buy time for a patch.

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.

TExam Day Tips

  • 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 security team runs a vulnerability scan on a web application and discovers an unpatched SQL injection flaw. The team prioritises remediation by CVSS score — critical flaws are patched within 24 hours, high within 7 days. Questions like this test whether you understand vulnerability management processes, scanning tools, and remediation prioritisation.

Quick reference

AAA Protocol Comparison

ProtocolPort(s)EncryptionTransportPrimary Use
RADIUS1812 / 1813Password onlyUDPNetwork access control
TACACS+49Full packetTCPDevice administration
Diameter3868Full sessionTCP / SCTPCarrier / mobile networks
802.1XEAP-basedLayer 2Port-based access control

TACACS+ encrypts the entire packet; RADIUS only encrypts the password field — a key exam distinction.

What to study next

Got this wrong? Here's your next step.

Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.

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FAQ

Questions learners often ask

What does this PT0-002 question test?

Reporting and Communication — This question tests Reporting and Communication — Read the scenario before looking for a memorised answer..

What is the correct answer to this question?

The correct answer is: Implement network segmentation to limit exposure. — Network segmentation (C) is a compensating control that limits the blast radius by isolating the vulnerable system from critical assets, reducing the likelihood of lateral movement. An IDS (D) provides detection and alerting for exploitation attempts, enabling a rapid response even when the root vulnerability cannot be patched immediately. Both controls reduce risk without requiring an immediate fix.

What should I do if I get this PT0-002 question wrong?

Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.

Are there clue words in this question I should notice?

Yes — watch for: "immediately / without restart". Time or reboot constraint — the correct answer must take effect right away without requiring a reboot or reload.

What is the key concept behind this question?

Read the scenario before looking for a memorised answer.

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Last reviewed: Jul 4, 2026

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This PT0-002 practice question is part of Courseiva's free CompTIA 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 PT0-002 exam.