How hdfa differs with nfs?
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Is hadoop required for data science?
Explain what if rack 2 and datanode fails?
Where is the Mapper Output stored?
Which files are used by the startup and shutdown commands?
Explain what is sqoop in Hadoop ?
In which location Name Node stores its Metadata and why?
What platform and java version are required to run hadoop?
On what basis name node distribute blocks across the data nodes?
What happens in a textinputformat?
Can Apache Kafka be used without Zookeeper?
Explain Erasure Coding in Apache Hadoop?
What is a secondary namenode?
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