Explanation:The output of the mapper is sent to the partitioner. 10. Output of the mapper is first written on the local disk for sorting and _________ process.
A. shuffling
B. secondary sorting
C. forking
D. reducing
Answer:A
Explanation:The output of the mapper is sent to the partitioner. 10. Output of the mapper is first written on the local disk for sorting and _________ process.
A. shuffling B. secondary sorting C. forking D. reducing
Explanation:All values corresponding to the same key will go the same reducer. Sanfoundry Global Education & Learning Series – Hadoop.