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PROFESSIONAL-DATA-ENGINEER · Question #239

You are planning to migrate your current on-premises Apache Hadoop deployment to the cloud. You need to ensure that the deployment is as fault-tolerant and cost-effective as possible for…

The correct answer is A. Deploy a Cloud Dataproc cluster. Explanation/Reference: Ask for cost effective so persistent disk are HDD which are cheaper in comparison to SSD.

Submitted by marco_it· Mar 30, 2026Building and operationalizing data processing systems

Question

You are planning to migrate your current on-premises Apache Hadoop deployment to the cloud. You need to ensure that the deployment is as fault-tolerant and cost-effective as possible for long-running batch jobs. You want to use a managed service. What should you do?

Options

  • ADeploy a Cloud Dataproc cluster.
  • BDeploy a Cloud Dataproc cluster.
  • CInstall Hadoop and Spark on a 10-node Compute Engine instance group with standard instances.
  • DInstall Hadoop and Spark on a 10-node Compute Engine instance group with preemptible instances.

How the community answered

(54 responses)
  • A
    89% (48)
  • B
    2% (1)
  • C
    7% (4)
  • D
    2% (1)

Explanation

Explanation/Reference: Ask for cost effective so persistent disk are HDD which are cheaper in comparison to SSD.

Topics

#Cloud Dataproc#Hadoop migration#managed service#fault tolerance

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