What is meant by streaming access?
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How Big is ‘Big Data’?
Where are hadoop’s configuration files located and list them?
What is the default replication factor in Hadoop and how will you change it?
What are the Features of Hadoop?
If DataNode increases, then do we need to upgrade NameNode in Hadoop?
What are the different modes in which we can configure/install Hadoop?
What is job tracker role in hadoop?
How namenode handles data node failures?
What happens if one hadoop client renames a file or a directory containing this file while another client is still writing into it?
What are some typical functions of job tracker in hadoop?
Clarify how ordering in hdfs is finished?
What does rack awareness algorithm means and why is it utilized as a part of hadoop?
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