What are the main features and Characteristics of Hadoop which makes it the most popular and powerful Big Data tool?
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Explain what is webdav in hadoop?
What is Disk Balancer in Hadoop?
Can hadoop replace relational database?
What is the number of default partitioner in hadoop?
Can you explain rack awareness?
What is the use of context object?
Why use hadoop?
Name the files which are used by the startup and shutdown commands?
Can we deploye job tracker other than name node?
What is a Heartbeat in Hadoop?
If DataNode increases, then do we need to upgrade NameNode in Hadoop?
Which object can be used to get the progress of a particular job
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