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AWS Certified Solutions Architect study material · question 219 of 500

Which two placement group strategies reduce the chance that one hardware failure takes several instances at once? Choose two.

  1. Precision time
  2. Partition
  3. Spread
  4. Cluster
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Answer: B. Partition
C. Spread

Partition separates groups of instances onto distinct hardware and spread does the same for a small set. Cluster deliberately packs instances together.

Source: Placement groups for your Amazon EC2 instances (Amazon Web Services) — Placement groups

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