1 / 5
Fill in: 'We ___ traffic to a healthy region automatically the moment the primary region degrades.'
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We 'fail over' traffic — the standard, established collocation for the automated region switch. The other options aren't the recognised term here.
2 / 5
Fill in: 'We ___ health checks against each region so failover triggers on real degradation, not a blip.'
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We 'run health checks' — the standard, simple collocation for executing monitoring probes. The other options are less idiomatic here.
3 / 5
Fill in: 'An out-of-sync secondary region can ___ stale data to users right after a failover.'
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We say a stale region will 'serve' bad data — the standard collocation for responding with outdated content. The other options aren't idiomatic here.
4 / 5
Fill in: 'We ___ a failback plan too, so traffic returns to the primary once it's healthy again.'
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We 'define a plan' — the standard, simple collocation for documenting a procedure. The other options are less idiomatic here.
5 / 5
Fill in: 'We ___ failover drills quarterly so the runbook is never untested when a real region goes down.'
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We 'conduct a drill' — the standard collocation for carrying out a rehearsal exercise. The other options are less idiomatic here.