A company is running a tightly coupled High Performance Computing (HPC) application on a fleet of EC2 instances. The application requires the lowest possible network latency and highest network throughput between instances. How should the instances be deployed?

Answer options:

In a Spread Placement Group.

In a Partition Placement Group.

In a Cluster Placement Group.

Across multiple Availability Zones.

How to approach this question

Match 'tightly coupled', 'lowest latency', and 'highest throughput' with Cluster Placement Group.

Full Answer

C.In a Cluster Placement Group.✓ Correct

In a Cluster Placement Group.

A cluster placement group is a logical grouping of instances within a single Availability Zone. It is recommended for applications that benefit from low network latency, high network throughput, or both.

Common mistakes

Confusing Cluster (performance) with Spread (availability).

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