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Operations and SupportmediumMultiple SelectObjective-mapped

CV0-004 Operations and Support Practice Question

A cloud engineer is troubleshooting a network connectivity issue between two subnets in a VPC. The engineer wants to capture and analyze traffic metadata to identify dropped packets. Which TWO tools can provide this information? (Select TWO.)

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

AWS Network Firewall logs

VPC Flow Logs capture metadata about IP traffic going to and from network interfaces. AWS X-Ray provides distributed tracing but for application-level requests, not raw network traffic. AWS CloudTrail logs API calls, not traffic.

Answer analysis

Option-by-option breakdown

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

  • AWS X-Ray

    Why it's wrong here

    X-Ray traces application requests, not raw network traffic.

  • Amazon CloudWatch Logs

    Why it's wrong here

    CloudWatch Logs stores logs but does not capture network traffic by itself.

  • AWS Network Firewall logs

    Why this is correct

    Network Firewall logs provide detailed information about traffic that matches firewall rules, including dropped packets.

  • AWS CloudTrail

    Why it's wrong here

    CloudTrail records API activity, not network traffic.

  • VPC Flow Logs

    Why this is correct

    VPC Flow Logs capture network traffic metadata, including allowed/denied packets.

Visual reference

192.168.1.0 /24 256 addresses (254 usable) 192.168.1.0 /25 Subnet A 128 addr (126 usable) 192.168.1.128 /25 Subnet B 128 addr (126 usable) Borrowing 1 bit from host portion creates 2 subnets (/25)

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JA

Written by Johnson Ajibi, MSc IT Security

Senior Network & Security Engineer · founder of Courseiva

This CV0-004 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 CV0-004 exam.