What are the hadoop's three configuration files?
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What Mapper does?
Define fault tolerance?
What do you mean by taskinstance?
Can hbase run without hadoop?
What are channel selectors?
What are the different types of Znodes?
What are the four characteristics of Big Data?
Define tasktracker.
What is the purpose of DataNode block scanner?
Define a commodity hardware? Does commodity hardware include ram?
Explain how do ‘map’ and ‘reduce’ works?
Explain InputFormat?