What is the difference between SQL and NoSQL?
On which port does ssh work?
What is the best hardware configuration to run Hadoop?
What are the modes in which Apache Hadoop run?
What is Apache Hadoop?
What does /etc /init.d do?
Does google use hadoop?
How to change replication factor of files already stored in HDFS?
What is the function of ApplicationMaster?
Explain what happens in textinformat ?
How is the distance between two nodes defined in Hadoop?
How to configure hadoop to reuse JVM for mappers?
How many maximum jvm can run on a slave node?