How many job tracker processes can run on a single Hadoop cluster?
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what happens when namenode goes down during file read operation in hadoop?
How is the splitting of file invoked in Hadoop ?
When should be hadoop archive create?
Specify what the information segments utilized by hadoop are?
Which operating system(s) are supported for production hadoop deployment?
Why cloudera is used?
Explain how can you check whether namenode is working beside using the jps command?
What kind of hardware is best for hadoop?
Mention what is rack awareness?
What are the common types of NOSQL data bases ?
What do you know about yarn?
What does the file hadoop-metrics.properties do?
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