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Resilience testing across regions verifies
APerformance only under peak local load
BCompilation time of microservices builds
CBehaviour during a region or zone outage
DUser interface rendering across browsers
Answer & Solution
Correct answer: C. Behaviour during a region or zone outage
Multi-region resilience tests verify failover, DNS routing, data replication lag, RPO/RTO. Practices include game days, chaos tests at zone or region level, and validating runbooks.
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