PCA (Prometheus Certified Associate) sample exam question with answer 116

Question:
Which of the following is a popular software used for visualizing Prometheus metrics?

1. Kubernetes Control Plane
2. Envoy
3. Grafana
4. Alertmanager

Answer:
C - Grafana
A - is responsible for orchestrating containers, not visualizing metrics
B - it is an open source proxy and has no capability for visualizing metrics
D - it is solely responsible for managing alerts, not visualizing metrics