Can you give us some more details about ssh communication between masters and the slaves?
Can you tell us more about ssh?
How does master slave architecture in the hadoop?
Explain the wordcount implementation via hadoop framework ?
What is hadoop framework?
What is partioner in hadoop? Where does it run,mapper or reducer?
What is a task instance in hadoop? Where does it run?
How to enable recycle bin in hadoop?
How to enable trash/recycle bin in hadoop?
What is small file problem in hadoop?
What are the default configuration files that are used in hadoop?
What exactly is hadoop?
Can we do online transactions(oltp) using hadoop?
Did you ever built a production process in hadoop ? If yes then what was the process when your hadoop job fails due to any reason?
What is output format in hadoop?