SRE Foundation Certification Exam

What is a 'dead man's switch' (watchdog) alert in SRE monitoring?

An alert that fires when a critical service exceeds its error budget An alert that fires when it STOPS receiving expected periodic signals from a system An automated rollback trigger activated when a deployment health check fails An alert generated when a primary monitoring system loses connection to a secondary

Correct Answer:

An alert that fires when it STOPS receiving expected periodic signals from a system

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