PCA Alerting And Dashboarding Practice Question
Which Grafana panel type is best for showing a trend of a metric over time?
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
✓
Time series
The Time series panel is the standard for plotting metrics over time.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Table
Why it's wrong here
Tables show raw data, not time trends.
- ✗
Stat
Why it's wrong here
Stat panels show single, large numbers.
- ✗
Bar gauge
Why it's wrong here
Bar gauges are better for single values, not time trends.
- ✓
Time series
Why this is correct
Time series panels visualize how metrics change over time.
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.