Maintaining and Debugging Observability Pipelines Questions
Practice questions for Maintaining and Debugging Observability Pipelines topic in OpenTelemetry Certified Associate. 22 questions covering this domain.
What Collector feature lets operators monitor the performance and health of the Collector itself?
A team needs to see which receivers, processors, exporters, connectors, and extensions are available in its Collector distribution and their stability...
A Collector is configured with a receiver, but no data enters the pipeline. According to the troubleshooting guidance, which misconfiguration should b...
An engineer wants to verify live that a Collector is receiving, processing, and exporting telemetry without sending it to the real backend. Which tool...
A collector cluster shows `otelcol_exporter_queue_size` consistently near `otelcol_exporter_queue_capacity`, and `otelcol_exporter_send_failed_spans` ...
An operator wants to check whether the Collector process is alive and healthy from an external monitoring system. Which extension exposes an HTTP endp...
Which Collector extension exposes Go profiling endpoints for CPU and memory profiling to help diagnose Collector performance issues?
A Collector is receiving data but the backend shows no records arriving. The debug exporter has been temporarily added to the pipeline. What does seei...
A team wants to see the resolved final configuration that the Collector actually loaded, including all merged files and substituted environment variab...
A Collector shows high `otelcol_processor_dropped_spans` on the `memory_limiter` processor but low CPU usage and a healthy backend. Spans are being dr...
A team is investigating why trace data from a new service is missing in the backend. They have verified the service SDK is configured correctly. Which...
An operator notices that the Collector's internal metric `otelcol_receiver_accepted_spans` is near zero but the sending application reports successful...
The metrics `otelcol_exporter_queue_size` stays close to `otelcol_exporter_queue_capacity`, and `otelcol_exporter_enqueue_failed_spans` is rising. Wha...
A backend is not schema-aware, but it expects an older telemetry schema than the source currently emits. Which documented approach can bridge that gap...
A team plans to edit a published schema file in place at the same URL whenever semantic conventions change so existing consumers automatically pick up...
By default, where does the Collector expose its internal Prometheus-style metrics?
An operator wants only essential Collector self-observability metrics instead of the default level. Which `service.telemetry.metrics.level` setting sh...
Which exporter is recommended for local inspection to confirm that the Collector is receiving, processing, and exporting telemetry during troubleshoot...
A Collector can receive data and process it, but the backend still shows nothing. According to the troubleshooting docs, which class of problem often ...
Which extension and page are specifically called out as useful for finding latency issues, deadlocks, instrumentation problems, and errors in live tra...
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