[Solved] Which metric is most commonly used to express uptime in SLA reports? — Ans: Percentage of time the service is operational | Rest API

Rest API - API Testing and Monitoring

Which metric is most commonly used to express uptime in SLA reports?

ANumber of API endpoints available

BAverage response time in milliseconds

CPercentage of time the service is operational

DTotal number of API requests handled

Step-by-Step Solution

Solution:

Step 1: Identify uptime metric
Uptime is usually expressed as the percentage of time a service is available and working.
Step 2: Compare options
Only the percentage of operational time directly measures uptime; others measure performance or usage.
Final Answer:
Percentage of time the service is operational -> Option C
Quick Check:
Uptime metric = Percentage operational time [OK]

Quick Trick: Uptime is a percentage, not a count or time value [OK]

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Which metric is most commonly used to express uptime in SLA reports?