What is difference between regular file system and HDFS?
What is the best hardware configuration to run Hadoop?
If a data Node is full how it's identified?
Explain what is sqoop in Hadoop ?
How to enable trash/recycle bin in hadoop?
What does /var/hadoop/pids do?
What are the Basics of Hadoop?
How blocks are distributed among all data nodes for a particular chunk of data?
Which data storage components are used by hadoop?
How the Client communicates with HDFS?
What is 'Key value pair' in HDFS?
Mention what is the use of Context Object?
Explain the hadoop configuration files at present?