Hadoop MCQs with answers Page - 13

Here, you will find a collection of MCQ questions on Hadoop. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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Admin • 828.03K Points
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Q. What is the significance of the Hadoop Secondary NameNode in the architecture?

  • (A) Failover for the NameNode
  • (B) Store a backup of the entire HDFS metadata
  • (C) Manage computation resources
  • (D) Manages ZooKeeper configurations

A

Admin • 828.03K Points
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Q. What is the role of the Hadoop DataNode in the architecture?

  • (A) Manage computation resources
  • (B) Executes MapReduce jobs
  • (C) Manages HDFS metadata
  • (D) Stores and manages data blocks

A

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Q. What does Hadoop MapReduce provide in terms of processing large datasets?

  • (A) Real-time data processing
  • (B) Batch processing
  • (C) Stream processing
  • (D) Graph processing

A

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Q. Which component is responsible for fault tolerance in Hadoop?

  • (A) Secondary NameNode
  • (B) ResourceManager
  • (C) TaskTracker
  • (D) DataNode

A

Admin • 828.03K Points
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Q. In Hadoop, what is the purpose of the ResourceManager?

  • (A) Manages computation resources
  • (B) Manages storage layer
  • (C) Executes MapReduce jobs
  • (D) Manages Hadoop ecosystem tools

A

Admin • 828.03K Points
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Q. What is the primary purpose of Hadoop MapReduce?

  • (A) Data storage and retrieval
  • (B) Real-time data processing
  • (C) Workflow automation
  • (D) Resource management

A

Admin • 828.03K Points
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Q. In Hadoop architecture, what is the function of the Hadoop NameNode?

  • (A) Store data blocks
  • (B) Manage computation resources
  • (C) Manage metadata of HDFS
  • (D) Execute MapReduce jobs

A

Admin • 828.03K Points
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Q. What is the purpose of Hadoop ResourceManager in YARN?

  • (A) Manage storage layer
  • (B) Manage computation resources
  • (C) Execute MapReduce jobs
  • (D) Manage Hadoop ecosystem tools

A

Admin • 828.03K Points
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Q. Which component of Hadoop is responsible for storing and managing data blocks?

  • (A) ResourceManager
  • (B) NameNode
  • (C) DataNode
  • (D) Secondary NameNode

A

Admin • 828.03K Points
Coach

Q. What is the role of the Hadoop Secondary NameNode in HDFS?

  • (A) Manage computation resources
  • (B) Store a backup of the entire HDFS metadata
  • (C) Failover for the NameNode
  • (D) Manage ZooKeeper configurations

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