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The OpenTelemetry Collector Questions

Practice questions for The OpenTelemetry Collector topic in OpenTelemetry Certified Associate. 53 questions covering this domain.

53 questions13 easy26 medium14 hard
Q1
hard

A platform team scales a collector tier running tail sampling and starts seeing traces with missing spans because related spans land on different coll...

Q2
medium

A team wants pod name, node name, and workload metadata automatically added to telemetry in Kubernetes. Which processor is designed for that, assuming...

Q3
hard

A team is horizontally scaling stateless collectors that receive OTLP over gRPC, but traffic keeps sticking to a single backend collector. What should...

Q4
medium

A team wants one OTLP receiver to accept both OTLP/gRPC and OTLP/HTTP traffic. Which default port pairing is correct?

Q5
easy

Which set of components makes up a typical OpenTelemetry Collector pipeline?

Q6
easy

What is a Collector connector?

Q7
medium

Why does the order of processors in a Collector pipeline matter?

Q8
easy

Which Collector exporter is intended for local inspection of telemetry during development or troubleshooting?

Q9
medium

A team wants to drop spans from a service named `service1` before export. Which processor category should it use?

Q10
hard

A shared receiver feeds two pipelines. One pipeline has a processor that blocks for a long time, and the other pipeline suddenly stops getting fresh d...

Q11
medium

A platform team wants many application instances to send telemetry to a single central OTLP endpoint, which then forwards to one or more backends. Whi...

Q12
medium

A receiver is fully configured under the `receivers` section, but the Collector still does not ingest any data through it. What is the most likely rea...

Q13
medium

A team needs to add infrastructure metadata such as Kubernetes cluster name to telemetry. Which processor is the more appropriate choice?

Q14
medium

A team wants to use the same receiver key name `otlp` in two different trace pipelines. Which Collector component identifier syntax allows this?

Q15
medium

A Collector configuration defines an OTLP receiver but the pipeline under `service.pipelines.traces` only references a `jaeger` receiver. No OTLP trac...

Q16
hard

A security-conscious team wants the OTLP receiver on their Collector to require clients to present a TLS client certificate for mutual authentication....

Q17
medium

A Collector pipeline must send traces to two different backends simultaneously. Which Collector feature should be used to route the same trace data to...

Q18
easy

Which Collector component type provides capabilities such as health monitoring, service discovery, and data forwarding that do not require direct acce...

Q19
medium

A team wants to prevent the Collector from running out of memory under burst traffic. Which processor is specifically designed to limit memory consump...

Q20
hard

An organization wants to pass secrets such as API tokens to the Collector configuration without hardcoding them in the YAML file. Which Collector feat...

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