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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.
    Reduce
    Map
    Shuffle
    YARN resource manager
    30s
  • Q2
    ___________________________launch and monitor the compute containers on machines in the cluster
    Shuffler
    Resource manager
    YARN node managers
    Mapper
    30s
  • Q3
    ________________________translates an input split generated by input format into records.
    Combiner
    record reader
    Partitioner
    Reducer
    30s
  • Q4
    _______________________takes the intermediate key/value pairs from mapper and split them into shards, one shard per reducer.
    Reducer
    Combiner
    Partitioner
    Mapper
    30s
  • Q5
    __________________________takes the grouped data as input and runs a reduce function once per key grouping.
    Reducer
    Combiner
    Partitioner
    Mapper
    30s

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