Which one is default InputFormat in Hadoop ?
Can you explain how do ‘map’ and ‘reduce’ work?
What is Partioner in hadoop? Where does it run
Define a task tracker?
What is the main purpose of HDFS fsck command?
What alternate way does HDFS provides to recover data in case a Namenode
In cloudera there is already a cluster, but if I want to form a cluster on ubuntu can we do it?
What are the two main components of ResourceManager?
Is hadoop the future?
What is HDFS block size and what did you chose in your project?
What is the purpose of dfsadmin tool?
What is Rack Awareness in Apache Hadoop?
What are the different methods to run Spark over Apache Hadoop?