What is inputformat in hadoop?
In cloudera there is already a cluster, but if I want to form a cluster on ubuntu can we do it?
Do we need to give a password, even if the key is added in ssh?
What are the steps to submit a Hadoop job?
What is Disk Balancer in Apache Hadoop?
Who is a 'user' in HDFS?
Does the hdfs client decide the input split or namenode?
What is a spill factor with respect to the ram?
What are the problems with Hadoop 1.0?
Explain what if rack 2 and datanode fails?
What should be the ideal replication factor in Hadoop Cluster?
explain Metadata in Namenode?
How is hadoop different from other data processing tools?