How Big is ‘Big Data’?
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Is Namenode machine same as DataNode machine as in terms of hardware in Hadoop?
Mention what are the three modes in which hadoop can be run?
What are the port numbers of namenode?
Name the operating system(s) which are supported for production hadoop deployment?
How many InputSplits will be made by hadoop framework?
In which directory hadoop is installed?
Explain how do you overwrite replication factor?
Mention what is the difference between an rdbms and hadoop?
Explain about Hadoop file system and processing framework?
Explain Erasure Coding in Hadoop?
What is check pointing in hadoop?
Mention what is distributed cache in hadoop?
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