Hadoop COMPSCI4064 and COMPSCI5088 Quiz
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Hadoop COMPSCI4064 and COMPSCI5088 Quiz

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@DeadOnMaracas

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Questions and Answers

What did Yahoo do after Google did not release an open source implementation of MapReduce?

  • They released an open source implementation of MapReduce
  • They collaborated with Google to develop MapReduce further
  • They abandoned the idea of MapReduce
  • They implemented their own version internally (correct)

    • Which of the following is a type of Big Data Network File System?

  • ZooKeeper
  • HDFS (correct)
  • Flink
  • Spark

    • What is the parallel data processing framework developed by Apache?

  • Chubby
  • Cassandra
  • Bloom Filter
  • MapReduce (correct)

    • Which of the following was NOT released as an open source implementation by Google?

    <p>HDFS</p> Signup and view all the answers

    What is the primary function of Hadoop's Job Tracker?

    <p>Receives work from the client and assigns tasks to task trackers</p> Signup and view all the answers

    Which component of Hadoop is responsible for handling storage and access of local files on the machine?

    <p>Data Node</p> Signup and view all the answers

    What is the purpose of the HDFS in Hadoop's MapReduce implementation?

    <p>To perform intermediate storage for MapReduce</p> Signup and view all the answers

    What challenge is not handled natively by Hadoop?

    <p>Data replication</p> Signup and view all the answers

    Which task tracker component executes Map and Reduce tasks in Hadoop?

    <p>Task Tracker</p> Signup and view all the answers

    What is the primary function of Hadoop's Name Node?

    <p>Tracks the location of all data held on the HDFS and handles replication</p> Signup and view all the answers

    What is a key tenet of Hadoop's approach to data processing?

    <p>Moving the compute to the data to reduce costs</p> Signup and view all the answers

    What is the role of HDFS in Hadoop's MapReduce architecture?

    <p>To perform intermediate storage for MapReduce</p> Signup and view all the answers

    What does Hadoop use to identify where data is located for processing?

    <p>Name Node</p> Signup and view all the answers

    What type of tasks does the Task Tracker component execute in Hadoop?

    <p>Map tasks</p> Signup and view all the answers

    What does Hadoop not handle natively when it comes to work distribution challenges?

    <p>Data replication</p> Signup and view all the answers

    What is the primary role of the Job Tracker in Hadoop?

    <p>Receives work from the client and assigns tasks to task trackers</p> Signup and view all the answers

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