1. What is Metric ? Junior A. following a single request as it traverses multiple services to find latency sources B. Service Level Objective; a target threshold for an SLI over a measurement window C. a numeric measurement of a system attribute sampled over time, like CPU utilization D. Service Level Indicator; a measured quantity reflecting service quality, like error rate
2. Which term means: "a numeric measurement of a system attribute sampled over time, like CPU utilization"? Junior A. Error Budget B. Metric C. SLO D. Structured Logging
3. Which statement is correct? Junior A. Metric — Service Level Objective; a target threshold for an SLI over a measurement window B. Metric — Service Level Indicator; a measured quantity reflecting service quality, like error rate C. Metric — a numeric measurement of a system attribute sampled over time, like CPU utilization D. Metric — the number of unique label combinations in metrics, a key driver of monitoring cost
4. What is Structured Logging ? Junior A. the allowed amount of unreliability under an SLO before changes are halted B. Service Level Objective; a target threshold for an SLI over a measurement window C. a numeric measurement of a system attribute sampled over time, like CPU utilization D. emitting logs as machine-parsable key-value records, typically JSON
5. Which term means: "emitting logs as machine-parsable key-value records, typically JSON"? Junior A. SLO B. Distributed Tracing C. SLI D. Structured Logging
6. Which statement is correct? Junior A. Structured Logging — the allowed amount of unreliability under an SLO before changes are halted B. Structured Logging — emitting logs as machine-parsable key-value records, typically JSON C. Structured Logging — a vendor-neutral standard and SDK for generating metrics, logs, and traces D. Structured Logging — Service Level Objective; a target threshold for an SLI over a measurement window
7. What is Distributed Tracing ? Mid A. the allowed amount of unreliability under an SLO before changes are halted B. emitting logs as machine-parsable key-value records, typically JSON C. following a single request as it traverses multiple services to find latency sources D. Service Level Objective; a target threshold for an SLI over a measurement window
8. Which term means: "following a single request as it traverses multiple services to find latency sources"? Mid A. Error Budget B. Distributed Tracing C. Cardinality D. SLI
9. Which statement is correct? Mid A. Distributed Tracing — a vendor-neutral standard and SDK for generating metrics, logs, and traces B. Distributed Tracing — following a single request as it traverses multiple services to find latency sources C. Distributed Tracing — the allowed amount of unreliability under an SLO before changes are halted D. Distributed Tracing — the number of unique label combinations in metrics, a key driver of monitoring cost
10. What is SLI ? Mid A. following a single request as it traverses multiple services to find latency sources B. Service Level Indicator; a measured quantity reflecting service quality, like error rate C. a vendor-neutral standard and SDK for generating metrics, logs, and traces D. the allowed amount of unreliability under an SLO before changes are halted
11. Which term means: "Service Level Indicator; a measured quantity reflecting service quality, like error rate"? Mid A. SLO B. Cardinality C. OpenTelemetry D. SLI
12. Which statement is correct? Mid A. SLI — Service Level Indicator; a measured quantity reflecting service quality, like error rate B. SLI — Service Level Objective; a target threshold for an SLI over a measurement window C. SLI — the allowed amount of unreliability under an SLO before changes are halted D. SLI — following a single request as it traverses multiple services to find latency sources
13. What is SLO ? Mid A. the number of unique label combinations in metrics, a key driver of monitoring cost B. Service Level Objective; a target threshold for an SLI over a measurement window C. the allowed amount of unreliability under an SLO before changes are halted D. a vendor-neutral standard and SDK for generating metrics, logs, and traces
14. Which term means: "Service Level Objective; a target threshold for an SLI over a measurement window"? Mid A. SLO B. SLI C. Distributed Tracing D. Structured Logging
15. Which statement is correct? Mid A. SLO — following a single request as it traverses multiple services to find latency sources B. SLO — Service Level Objective; a target threshold for an SLI over a measurement window C. SLO — a vendor-neutral standard and SDK for generating metrics, logs, and traces D. SLO — emitting logs as machine-parsable key-value records, typically JSON
16. What is Error Budget ? Senior A. a numeric measurement of a system attribute sampled over time, like CPU utilization B. following a single request as it traverses multiple services to find latency sources C. the number of unique label combinations in metrics, a key driver of monitoring cost D. the allowed amount of unreliability under an SLO before changes are halted
17. Which term means: "the allowed amount of unreliability under an SLO before changes are halted"? Senior A. Error Budget B. OpenTelemetry C. Distributed Tracing D. Structured Logging
18. Which statement is correct? Senior A. Error Budget — following a single request as it traverses multiple services to find latency sources B. Error Budget — the allowed amount of unreliability under an SLO before changes are halted C. Error Budget — emitting logs as machine-parsable key-value records, typically JSON D. Error Budget — Service Level Objective; a target threshold for an SLI over a measurement window
19. What is Cardinality ? Senior A. following a single request as it traverses multiple services to find latency sources B. emitting logs as machine-parsable key-value records, typically JSON C. Service Level Objective; a target threshold for an SLI over a measurement window D. the number of unique label combinations in metrics, a key driver of monitoring cost
20. Which term means: "the number of unique label combinations in metrics, a key driver of monitoring cost"? Senior A. Distributed Tracing B. SLI C. Cardinality D. SLO
21. Which statement is correct? Senior A. Cardinality — Service Level Indicator; a measured quantity reflecting service quality, like error rate B. Cardinality — a numeric measurement of a system attribute sampled over time, like CPU utilization C. Cardinality — emitting logs as machine-parsable key-value records, typically JSON D. Cardinality — the number of unique label combinations in metrics, a key driver of monitoring cost
22. What is OpenTelemetry ? Senior A. following a single request as it traverses multiple services to find latency sources B. a vendor-neutral standard and SDK for generating metrics, logs, and traces C. emitting logs as machine-parsable key-value records, typically JSON D. the allowed amount of unreliability under an SLO before changes are halted
23. Which term means: "a vendor-neutral standard and SDK for generating metrics, logs, and traces"? Senior A. OpenTelemetry B. Structured Logging C. Metric D. Cardinality
24. Which statement is correct? Senior A. OpenTelemetry — following a single request as it traverses multiple services to find latency sources B. OpenTelemetry — emitting logs as machine-parsable key-value records, typically JSON C. OpenTelemetry — a vendor-neutral standard and SDK for generating metrics, logs, and traces D. OpenTelemetry — Service Level Indicator; a measured quantity reflecting service quality, like error rate