Explanation:With 1.75 the faster nodes will finish their first round of reduces and launch a second wave of reduces doing a much better job of load balancing. 3. Which of the following partitions the key space ?
A. Partitioner
B. Compactor
C. Collector
D. All of the mentioned
Answer:A
Explanation:With 1.75 the faster nodes will finish their first round of reduces and launch a second wave of reduces doing a much better job of load balancing. 3. Which of the following partitions the key space ?
A. Partitioner B. Compactor C. Collector D. All of the mentioned
Explanation:Partitioner controls the partitioning of the keys of the intermediate map-outputs. 4. ____________ is a generalization of the facility provided by the MapReduce framework to collect data output by the Mapper or the Reducer