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SAA-C03 · Question #722

A company wants to use a custom distributed application that calculates various profit and loss scenarios. To achieve this goal, the company needs to provide a network connection between its Amazon…

The correct answer is B. Configure a placement group for EC2 instances that have the same instance type. An EC2 cluster placement group places instances physically close within the same Availability Zone, providing low-latency, high-throughput network connectivity between instances, which is ideal for distributed applications requiring fast inter-instance communication.

Submitted by ashley.k· Mar 4, 2026Design High-Performing Architectures

Question

A company wants to use a custom distributed application that calculates various profit and loss scenarios. To achieve this goal, the company needs to provide a network connection between its Amazon EC2 instances. The connection must minimize latency and must maximize throughput. Which solution will meet these requirements?

Options

  • AProvision the application to use EC2 Dedicated Hosts of the same instance type.
  • BConfigure a placement group for EC2 instances that have the same instance type.
  • CUse multiple AWS elastic network interfaces and link aggregation.
  • DConfigure AWS PrivateLink for the EC2 instances.

How the community answered

(50 responses)
  • A
    2% (1)
  • B
    84% (42)
  • C
    10% (5)
  • D
    4% (2)

Explanation

An EC2 cluster placement group places instances physically close within the same Availability Zone, providing low-latency, high-throughput network connectivity between instances, which is ideal for distributed applications requiring fast inter-instance communication.

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