What is JPS? Why is it used in Hadoop?
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Do we require two servers for the namenode and the datanodes?
What is rack awareness in hadoop?
What is the difference between TextinputFormat and KeyValueTextInputFormat class?
What are the four basic parameters of a mapper?
Mention what is distributed cache in hadoop?
Can you explain sequence file in hadoop?
What happens if number of reducers are 0?
What does rack awareness mean?
Can I set the number of reducers to zero?
According to IBM, what are the three characteristics of Big Data?
How to create a user in Hadoop?
What are the Hadoop features extended to its eco-system components ?
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