How is security achieved in Apache Hadoop?
Why is Apache Spark faster than Apache Hadoop?
What is HDFS Block size? How is it different from traditional file system block size?
How to enable recycle bin or trash in hadoop?
What is InputSplit and RecordReader?
What is the port number for NameNode
What exactly is hadoop?
Can NameNode and DataNode be a commodity hardware?
Explain how is hadoop different from other data processing tools?
How we can change Replication factor when Data is on the fly?
What is the use of Combiner?
What are the site-specific configuration files in Hadoop?
What is Input Split in hadoop?