What is the problem with small files in Apache Hadoop?
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Define streaming access?
What are the four characteristics of Big Data?
Explain the Job OutputFormat?
Name the examples of some companies that are using hadoop structure?
What platform and java version are required to run hadoop?
Is hadoop a database?
Define a combiner?
How can we check whether namenode is working or not?
How many maximum jvm can run on a slave node?
What is Disk Balancer in Apache Hadoop?
What is IdentityMapper?
What is DistributedCache and its purpose?
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