Prometheus PCA vs OpenTelemetry OTCA: Which Exam Should You Take?
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Both are vendor certifications, but they point in different directions: Prometheus PCA is about Prometheus monitoring, PromQL queries and alerting, while OpenTelemetry OTCA is about OpenTelemetry observability: traces, metrics, logs and the Collector.
| Prometheus PCA | OpenTelemetry OTCA | |
|---|---|---|
| Full name | Prometheus Certified Associate (PCA) | OpenTelemetry Certified Associate (OTCA) |
| Level | Associate | Associate |
| Focus | Prometheus monitoring, PromQL queries and alerting | OpenTelemetry observability: traces, metrics, logs and the Collector |
| Our practice tests | 5 tests, 300 questions | 5 tests, 300 questions |
| Questions per test | 60 | 60 |
| Time per test | 90 min | 90 min |
| Minutes per question | 1.5 | 1.5 |
| Our pass mark | 75% | 75% |
Test counts, timings and pass marks describe our practice tests. Check the vendor's official page for the real exam's format, fee and pass mark.
Choose Prometheus PCA if
- Your work or goal is Prometheus monitoring, PromQL queries and alerting
- You are aiming for a associate-level credential
Choose OpenTelemetry OTCA if
- Your work or goal is OpenTelemetry observability: traces, metrics, logs and the Collector
- You are aiming for a associate-level credential
Practise for each
Prometheus Certified Associate (PCA)
5 timed tests · 300 questions · View details →
PRACTICE TESTSOpenTelemetry Certified Associate (OTCA)
5 timed tests · 300 questions · View details →
Prometheus PCA study plan · OpenTelemetry OTCA study plan
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