Can Apache Kafka be used without Zookeeper?
Why do we need a password-less ssh in fully distributed environment?
Explain InputFormat?
What is Disk Balancer in Apache Hadoop?
What do you know about nlineoutputformat?
Define streaming?
On what basis data will be stored on a rack?
What is the Use of SSH in Hadoop ?
Knox and Hadoop Development Tools?
What is the purpose of DataNode block scanner?
What are the modules that constitute the Apache Hadoop 2.0 framework?
Explain the basic architecture of Hadoop?
Can we do online transactions(oltp) using hadoop?