PCA Instrumentation And Exporters Practice Question
You are using the blackbox_exporter to monitor an HTTP endpoint. Which module configuration is required to check the HTTP status code?
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
✓
http_2xx
The http_2xx module is the standard configuration for checking that an endpoint returns a successful HTTP status code.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
http_2xx
Why this is correct
This module specifically validates HTTP 2xx response codes.
- ✗
dns_query
Why it's wrong here
This is used for DNS resolution monitoring.
- ✗
tcp_connect
Why it's wrong here
This only checks if a TCP connection can be established.
- ✗
icmp_ping
Why it's wrong here
This is for network layer reachability.
About these practice questions
One of 304 original PCA practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official CNCF / Linux Foundation exam blueprint
This PCA practice question is part of Courseiva's free CNCF / Linux Foundation 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 PCA exam.