Question 150 of 1,740
Monitoring and LoggingmediumMultiple ChoiceObjective-mapped

DOP-C02 Monitoring and Logging Practice Question

This DOP-C02 practice question tests your understanding of monitoring and logging. 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.

Exhibit

VPC Flow Logs record (space-separated):
2 123456789012 eni-12345 10.0.1.5 10.0.2.10 443 12345 6 10 5000 1625256000 1625256060 ACCEPT OK
2 123456789012 eni-12345 10.0.2.10 10.0.1.5 56789 443 6 20 10000 1625256000 1625256060 ACCEPT OK
2 123456789012 eni-12345 10.0.1.5 203.0.113.1 443 80 6 5 250 1625256000 1625256060 REJECT OK

Refer to the exhibit. A network engineer reviews VPC Flow Logs. Which statement about the traffic is correct?

Question 1mediummultiple choice
Full question →

Exhibit

VPC Flow Logs record (space-separated):
2 123456789012 eni-12345 10.0.1.5 10.0.2.10 443 12345 6 10 5000 1625256000 1625256060 ACCEPT OK
2 123456789012 eni-12345 10.0.2.10 10.0.1.5 56789 443 6 20 10000 1625256000 1625256060 ACCEPT OK
2 123456789012 eni-12345 10.0.1.5 203.0.113.1 443 80 6 5 250 1625256000 1625256060 REJECT OK

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

Outbound HTTP traffic to the internet is blocked.

First two records show accepted traffic between internal IPs on port 443 (HTTPS). The third record shows outbound traffic from 10.0.1.5 to an external IP on destination port 80 (HTTP) that is rejected. This indicates outbound HTTP is blocked.

Key principle: NAT direction and interface roles matter as much as the IP address mapping. Inside/outside designation controls which traffic is translated.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

  • Internal traffic on port 80 is allowed.

    Why it's wrong here

    No internal port 80 traffic shown; internal is port 443.

  • Outbound HTTP traffic to the internet is blocked.

    Why this is correct

    Correct; third record shows REJECT for port 80 outbound to external IP.

    Related concept

    Static NAT maps one inside address to one outside address.

  • Outbound HTTPS traffic is being rejected.

    Why it's wrong here

    HTTPS (port 443) inbound to 10.0.1.5 is accepted.

  • All traffic is accepted.

    Why it's wrong here

    Third record shows REJECT.

Common exam traps

Common exam trap: NAT rules depend on direction and matching traffic

NAT is not only about the public address. The inside/outside interface roles and the ACL or rule that matches traffic are just as important.

Trap categories for this question

  • Command / output trap

    No internal port 80 traffic shown; internal is port 443.

Detailed technical explanation

How to think about this question

NAT questions usually test address translation, overload/PAT behaviour, static mappings and whether the right traffic is being translated. Read the interface direction and address terms carefully.

KKey Concepts to Remember

  • Static NAT maps one inside address to one outside address.
  • PAT allows many inside hosts to share one public address using ports.
  • Inside local and inside global describe the private and translated addresses.
  • NAT ACLs identify traffic for translation, not always security filtering.

TExam Day Tips

  • Identify inside and outside interfaces first.
  • Check whether the scenario needs static NAT, dynamic NAT or PAT.
  • Do not confuse NAT matching ACLs with normal packet-filtering intent.

Key takeaway

NAT direction and interface roles matter as much as the IP address mapping. Inside/outside designation controls which traffic is translated.

Real-world example

How this comes up in practice

A healthcare organisation deploys an application with a public-facing web tier and a private database tier. The database subnet has no public IP and only accepts connections from the web tier's security group. Questions like this test whether you can design cloud network isolation using VNets/VPCs, subnets, and security group rules.

What to study next

Got this wrong? Here's your next step.

Review the four NAT address types (inside local, inside global, outside local, outside global), PAT port overload, and static vs dynamic NAT use cases. Then practise related DOP-C02 NAT questions on configuration and troubleshooting.

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FAQ

Questions learners often ask

What does this DOP-C02 question test?

Monitoring and Logging — This question tests Monitoring and Logging — Static NAT maps one inside address to one outside address..

What is the correct answer to this question?

The correct answer is: Outbound HTTP traffic to the internet is blocked. — First two records show accepted traffic between internal IPs on port 443 (HTTPS). The third record shows outbound traffic from 10.0.1.5 to an external IP on destination port 80 (HTTP) that is rejected. This indicates outbound HTTP is blocked.

What should I do if I get this DOP-C02 question wrong?

Review the four NAT address types (inside local, inside global, outside local, outside global), PAT port overload, and static vs dynamic NAT use cases. Then practise related DOP-C02 NAT questions on configuration and troubleshooting.

What is the key concept behind this question?

Static NAT maps one inside address to one outside address.

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Last reviewed: Jun 25, 2026

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This DOP-C02 practice question is part of Courseiva's free Amazon Web Services 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 DOP-C02 exam.