PCA Instrumentation And Exporters Practice Question
Which THREE of the following are valid metric types in Prometheus?
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
✓
Gauge
The four main metric types supported by Prometheus are Counter, Gauge, Histogram, and Summary.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Gauge
Why this is correct
Correct.
- ✗
Set
Why it's wrong here
Not a metric type.
- ✓
Counter
Why this is correct
Correct.
- ✓
Histogram
Why this is correct
Correct.
- ✗
Queue
Why it's wrong here
Not a metric type.
About these practice questions
This PCA question is part of Courseiva's 304-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. 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.