What is a 'block' in HDFS?
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How hdfa differs with nfs?
What is the meaning of speculative execution in Hadoop? Why is it important?
What is HDFS ? How it is different from traditional file systems?
Define a metadata?
What is a speculative execution in Apache Hadoop MapReduce?
What is the purpose of RawComparator interface?
What is the problem with small files in Apache Hadoop?
How can I install Cloudera VM in my system?
Explain what if rack 2 and datanode fails?
What do the master class and the output class do?
Can Hadoop be compared to NOSQL database like Cassandra?
Can you tell us more about ssh?
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