PCA (Prometheus Certified Associate) sample exam question with answer 435

Question:
Which of the following is a valid client library for Prometheus?

1. prometheus-server
2. prometheus-exporter
3. prometheus-client
4. prometheus-adapter

Answer:
C - is the correct answer. The official client library for Prometheus is called prometheus-client
A - is incorrect as it refers to the Prometheus server itself
B - is incorrect as it refers to an exporter, which is not a client library
D - is incorrect as it refers to an adapter, which is a different component used for integrating Prometheus with external systems