Describe the attributes of Hadoop
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Describe the Star Schema.
Differentiate between list and tuple.
Describe multithreading in Python.
How is a big data solution deployed?
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Describe the distributed Hadoop file system.
How can you achieve security in Hadoop?
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What does Hadoop’s Heartbeat mean?
Please explain the difference between a Linear data structure and a non-linear data structure.
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Explain Some practical applications of data structures.
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Difference between file structure and storage structure?
What are the various operations that can be performed on a data structure?
List the standard port numbers on which Hadoop’s task tracker, NameNode, and job tracker operate.
Explain the postfix expression.
How do you turn off the HDFS Data Node’s Block Scanner?
What is a multidimensional array?
Explain “rack awareness.”