How ordering in hdfs is finished?
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What is single node cluster in Hadoop? for what all purposes Hadoop run on a single node cluster?
What is a combiner in hadoop?
Did you ever ran into a lop sided job that resulted in out of memory error, if yes then how did you handled it ?
Explain in which directory hadoop is installed?
What is TextInputFormat in Hadoop?
While starting hadoop services, datanode service is not running?
Why is Data Block size set to 128 MB in Hadoop?
How Hadoop is cost-effective?
Does hadoop follows the unix pattern?
How can native libraries be included in yarn jobs?
How to restart NameNode or all the daemons in Hadoop?
What is difference between reducer and combiner?
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