Explanation:Reducer has 3 primary phases: shuffle, sort and reduce. 6. The output of the _______ is not sorted in the Mapreduce framework for Hadoop.
A. Mapper
B. Cascader
C. Scalding
D. None of the mentioned
Answer:A
Explanation:Reducer has 3 primary phases: shuffle, sort and reduce. 6. The output of the _______ is not sorted in the Mapreduce framework for Hadoop.
A. Mapper B. Cascader C. Scalding D. None of the mentioned
Explanation:The output of the reduce task is typically written to the FileSystem. The output of the Reducer is not sorted. 7. Which of the following phases occur simultaneously ?