Explain Erasure Coding in Apache Hadoop?
What is the function of ApplicationMaster?
how to share the metastore within multiple users?
What is the purpose of DataNode block scanner?
Explain the shuffle?
Define a commodity hardware? Does commodity hardware include ram?
Explain what happens in textinformat ?
How client application interacts with the NameNode?
Explain use cases where SequenceFile class can be a good fit?
Explain the basic difference between traditional rdbms and hadoop?
what is meaning Replication factor?
Explain how can we change the split size if our commodity hardware has less storage space?
How many JVMs run on a slave node?