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DOP-C02 · Question #417

A company builds container images and stores them on Amazon Elastic Container Registry (Amazon ECR) in the company's primary AWS Region. A DevOps engineer wants to replicate all the company's ECR…

The correct answer is C. Configure permission on the primary ECR registry to allow access from the secondary Region. Chosen option provides the most operational efficiency by using ECR cross-Region replication: - Configuring permissions on the primary ECR registry allows the replication to target the secondary Region. - Creating a replication rule automatically replicates all current and…

Submitted by yuki_2020· Mar 6, 2026Resilient Cloud Solutions

Question

A company builds container images and stores them on Amazon Elastic Container Registry (Amazon ECR) in the company's primary AWS Region. A DevOps engineer wants to replicate all the company's ECR repository images to a secondary Region. The DevOps engineer creates a new ECR repository in the secondary Region and configures permission on the new repository to allow replication. Which solution will meet these requirements with the MOST operational efficiency?

Options

  • APull the existing primary ECR images and then push the images to the secondary ECR
  • BPull the existing primary ECR images and then push the images to the secondary ECR
  • CConfigure permission on the primary ECR registry to allow access from the secondary Region.
  • DConfigure an AWS Lambda function to automatically save the ECR images to an Amazon S3

How the community answered

(48 responses)
  • A
    8% (4)
  • B
    2% (1)
  • C
    85% (41)
  • D
    4% (2)

Explanation

Chosen option provides the most operational efficiency by using ECR cross-Region replication: - Configuring permissions on the primary ECR registry allows the replication to target the secondary Region. - Creating a replication rule automatically replicates all current and future images to the secondary ECR repository without manual pull/push steps. This eliminates the operational overhead of manual image management or using Lambda/S3- based replication workflows.

Topics

#Amazon ECR#Cross-Region replication#Container images#Operational efficiency

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