On What Basis Namenode Will Decide Which Datanode To Write On?

1.	On What Basis Namenode Will Decide Which Datanode To Write On?
Answer» As the Namenode has the METADATA (information) related to all the data nodes, it KNOWS which DATANODE is FREE. As the Namenode has the metadata (information) related to all the data nodes, it knows which datanode is free.

Answer»

As the Namenode has the METADATA (information) related to all the data nodes, it KNOWS which DATANODE is FREE.

As the Namenode has the metadata (information) related to all the data nodes, it knows which datanode is free.

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