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________ is the slave/worker node and holds the user data in the form of Data Blocks.

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________ is the slave/worker node and holds the user data in the form of Data Blocks.

(a) DataNode

(b) NameNode

(c) Data block

(d) Replication

I had been asked this question in homework.

My question is taken from Introduction to HDFS topic in division HDFS – Hadoop Distributed File System of Hadoop

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The correct choice is (a) DataNode

To explain I would say: A DataNode stores data in the [HadoopFileSystem]. A functional filesystem has more than one DataNode, with data replicated across them.

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