How many instances of tasktracker run on a hadoop cluster?
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How to use Apache Zookeeper command line interface?
What are the hadoop's three configuration files?
What is inputsplit in hadoop? Explain.
What is Derby database?
How many instances of JobTracker can run on a Hadoop Cluser?
Is hadoop a memory?
did you maintain the hadoop cluster in-house or used hadoop in the cloud?
how would you modify that solution to only count the number of unique words in all the documents?
How do you define "block" in HDFS?
How to change from su to cloudera?
What is a block and block scanner in HDFS?
What is a 'block' in HDFS?
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