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Which of the following best describes High Availability (HA)?
The database has enough performance to be available.
The database is available in every region.
The database has at least one replica.
The Burstable tier is best for which of these use cases:
The server load is usually low, but occasionally high.
The server load is usually high, but occasionally low.
The server load is medium for CPU with unpredictable IOPS.
Pre-provisioned IOPS might be adjusted:
Automatically according to server load.
Manually by an administrator.
Automatically according to user-defined policies.
Read replicas are useful when you need to:
Replicate the application in another region.
Read the latest transactional data in another zone.
Run intensive reports during peak application traffic.
Your workload is very high in the morning Monday through Friday, but generally low otherwise. Uptime is extremely important during these times. You choose:
Burstable Tier compute, with autoscaled IOPS.
General-purpose tier, with maximum pre-provisioned IOPS.
Business Critical Tier compute, with autoscaled IOPS.
You must answer all questions before checking your work.
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