PCA (Prometheus Certified Associate) sample exam question with answer 287

Question:
Which of the following are components of observability? Select all that apply.

1. Metrics
2. Logs
3. Tracing
4. Testing

Answer:
A, B, C - Observability relies on three main components: metrics, logs, and tracing. Metrics are used to measure the behavior of a system over time, logs are used to capture data about the behavior of the system, and tracing is used to capture data about the flow of requests through the system
D - Testing is not a component of observability, but it is an important part of software development