Can hadoop replace relational database?
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Explain Hadoop Archives?
What does the mapred.job.tracker command do?
What is the difference between TextInputFormat and KeyValueInputFormat class?
Why does one remove or add nodes in a Hadoop cluster frequently?
What are the port numbers of job tracker?
How many daemon processes run on a hadoop cluster?
Compare Apache Hadoop and Apache Spark?
What are the important features of hadoop?
Explain InputSplit in Hadoop?
What is difference between secondary namenode, checkpoint namenode & backupnode?
Can you give some examples of Big Data?
Why cloudera is used?
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