Is map like a pointer?
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Define tasktracker.
What are the benefits of block transfer?
What is the functionality of jobtracker in hadoop?
What are the hadoop's three configuration files?
Explain the wordcount implementation via hadoop framework ?
What does /var/hadoop/pids do?
What are the main components of a Hadoop Application?
What does /etc /init.d do?
What is DistributedCache and its purpose?
What is Disk Balancer in Apache Hadoop?
Can you explain how do ‘map’ and ‘reduce’ work?
Explain Erasure Coding in Apache Hadoop?