HADOOP PROCESSES

A ________ serves as the master and there is only one NameNode per cluster.

• Data Node

• NameNode

• Data block

• Replication

________ NameNode is used when the Primary NameNode goes down.

• Rack

• Data

• Secondary

• Name

The need for data replication can arise in various scenarios like ____________

• Replication Factor is changed

• DataNode goes down

• Data Blocks get corrupted

• All of the mentioned

The daemons associated with the MapReduce phase are ________ and task-trackers.

• job-tracker

• map-tracker

• reduce-tracker

• all of the mentioned

In Hadoop, the process of dividing a large dataset into smaller chunks is known as __________.

• Sharding

• Partitioning

• All of the mentioned

• Chunking

The __________ is responsible for managing the metadata of the Hadoop Distributed File System (HDFS).

• Secondary NameNode

• NameNode

• JobTracker

• DataNode

In a Hadoop cluster, the __________ is responsible for executing the MapReduce jobs.

• TaskTracker

• JobTracker

• DataNode

• ResourceManager

In Hadoop, the __________ is responsible for storing the actual data blocks.

• JobTracker

• ResourceManager

• NameNode

• DataNode

The __________ is a component that helps in balancing the load across the DataNodes.

• TaskTracker

• JobTracker

• ResourceManager

• Secondary NameNode

In Hadoop, the __________ is used to monitor the health of the cluster.

• JobTracker

• ResourceManager

• DataNode

• NameNode