What is crontab? Explain with suitable example?
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What is Hadoop serialization?
How indexing is done in HDFS?
Virtual Box & Ubuntu Installation?
Where is the Mapper Output stored?
What is the use of combiners in the hadoop framework?
If a data Node is full how it's identified?
what is the default replication factor in HDFS?
What is the difference between rdbms and hadoop?
Can hive run without hadoop?
What is Rack Awareness in Apache Hadoop?
Whats is distributed cache in hadoop?
Mention what are the data components used by Hadoop?