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did you maintain the hadoop cluster in-house or used hadoop in the cloud?
Does google use hadoop?
How to enable/configure the compression of map output data in hadoop?
What is crontab? Explain with suitable example?
What is a checkpoint?
What is Apache Hadoop?
What is the process to change the files at arbitrary locations in HDFS?
Name the examples of some companies that are using hadoop structure?
Is it necessary to know java to learn hadoop?
What is configuration of a typical slave node on Hadoop cluster? How many JVMs run on a slave node?
What is the jobtracker and what it performs in a hadoop cluster?
Where is the Mapper Output intermediate kay-value data stored ?
What is Input Split in hadoop?
How we can take Hadoop out of Safe Mode?
What is the difference between SQL and NoSQL?
