Anatomy of Map-Reduce Jobs 30-4-21
Quiz by KARTHIK N
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5 questions
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- Q1__________________coordinates the allocation of computer resources on the cluster.ReduceMapShuffleYARN resource manager30s
- Q2___________________________launch and monitor the compute containers on machines in the clusterShufflerResource managerYARN node managersMapper30s
- Q3________________________translates an input split generated by input format into records.Combinerrecord readerPartitionerReducer30s
- Q4_______________________takes the intermediate key/value pairs from mapper and split them into shards, one shard per reducer.ReducerCombinerPartitionerMapper30s
- Q5__________________________takes the grouped data as input and runs a reduce function once per key grouping.ReducerCombinerPartitionerMapper30s