Fundamentals of Observability Questions
Practice questions for Fundamentals of Observability topic in OpenTelemetry Certified Associate. 36 questions covering this domain.
A team wants to instrument applications once and keep the freedom to change observability backends later without re-instrumenting. Which OpenTelemetry...
A team needs telemetry from a third-party application but cannot modify its source code. Which OpenTelemetry approach is the best fit?
An SRE wants to know how many requests completed in under one second and how request latency is distributed overall. Which signal is the best match?
A platform team wants log data that downstream systems can reliably parse and analyze at scale. Which log format should it prefer in production?
Which statement accurately describes OpenTelemetry itself?
A company wants to reduce lock-in after repeatedly re-instrumenting applications whenever it changes vendors. Which adoption outcome best matches the ...
Why are semantic conventions important in OpenTelemetry?
What does observability mean in the context of OpenTelemetry?
A developer wants to understand the full path a single user request takes across several services. Which telemetry signal is most appropriate?
Which term describes a timestamped text record, either structured or unstructured, with optional metadata that is emitted by services or other compone...
A company decides not to sample any of its trace data. An architect objects, citing the OpenTelemetry documentation. Which scenario from the official ...
What does SLI stand for in the context of observability and reliability?
An SRE team wants to define targets for service reliability in a way that can be communicated clearly to business stakeholders. Which concept attaches...
A team generates 500 error traces per second in a high-traffic service, but head sampling is dropping most of them before they reach the backend. Whic...
An engineer wants to understand the root cause of a sudden spike in page-load time that affects only certain users. Which combination of signals provi...
A platform team deploys OpenTelemetry for the first time and wants to start with logs from existing applications before adding traces. Which first ste...
A team notices that logs from the same request across services are hard to correlate in their backend. They have already deployed the OpenTelemetry SD...
Which OpenTelemetry signal is specifically designed to represent the path of a single request as it propagates through multiple services?
A backend receives web server logs where some lines follow Common Log Format and others append a trailing JSON blob. What should ingestion do before l...
A team emits JSON logs, but different services use different field names and types for similar events. How should those logs be classified?
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