Can hive run without hadoop?
Have you ever used Counters in Hadoop. Give us an example scenario?
What if rack 2 and datanode fails?
What is the difference between Apache Hadoop and RDBMS?
What do you know about nlineoutputformat?
Explain the wordcount implementation via hadoop framework ?
Is client the end user in HDFS?
What is a secondary namenode?
Mention what is the number of default partitioner in Hadoop?
Why are the number of splits equal to the number of maps?
What is the default block size in Hadoop 1 and in Hadoop 2? Can it be changed?
Name the various types of lists supported by bootstrap.
Define fault tolerance?