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Q. What is the purpose of Hadoop's HDFS Snapshot in the context of security?
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Q. In Hadoop, what is the primary role of the RecordReader?
Q. In Pig, what is the primary function of the Pig Latin TOKENIZE function?
Q. The java package structure has changed from com.yahoo.zookeeper* to . . . . . . . .
Q. Which component in MapReduce is responsible for sorting and grouping data?
Q. What is the role of the TaskTracker in Hadoop?
Q. Maximum virtual memory of the launched child-task is specified using . . . . . . . .
Q. . . . . . . . . is used with Pig scripts to write data to HCatalog-managed tables.
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