What are the two main components of ResourceManager?
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What is inputsplit in hadoop? Explain.
How does a namenode handle the failure of the data nodes?
What are the site-specific configuration files in Hadoop?
What is cloudera and why it is used?
Can we do online transactions(oltp) using hadoop?
How do you categorize a big data?
Explain the features of fully distributed mode?
How many instances of a jobtracker run on hadoop cluster?
How to configure hadoop to reuse JVM for mappers?
What is high availability in hadoop?
Explain the hadoop-core configuration?
What do you mean by taskinstance?