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- Apache Hadoop (387)
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Un-Answered Questions { Big Data }
What is a JobTracker in Hadoop? How many instances of JobTracker run on a Hadoop Cluster?
What are channel selectors?
What are the stable versions of Hadoop?
Input Split & Record Reader and what they do?
what is the default replication factor in HDFS?
What is the core of the job in MapReduce framework?
How indexing is done in HDFS?
How Pig differs from MapReduce?
Why are the number of splits equal to the number of maps?
What are the Data types in Pig?
What are the two main components of ResourceManager?
MapReduce Types and Formats and Setting up a Hadoop Cluster?
How will you make changes to the default configuration files?
What are the different types of Znodes?
How many instances of JobTracker can run on a Hadoop Cluser?
