PCA (Prometheus Certified Associate) sample exam question with answer 193

Question:
You want to configure a Blackbox Exporter probe that checks whether or not your servers respond successfully to ping.
What type of probe should you use?

1. ICMP
2. gRPC
3. TCP
4. HTTP

Answer:
A - For this question it is helpful to know that ping leverages the Internet Control Message Protocol (ICMP)