Explanation:Outputs of the map-tasks go directly to the FileSystem, into the output path set by setOutputPath(Path). 6. __________ is the primary interface for a user to describe a MapReduce job to the Hadoop framework for execution.
A. JobConfig
B. JobConf
C. JobConfiguration
D. All of the mentioned
Answer:A
Explanation:Outputs of the map-tasks go directly to the FileSystem, into the output path set by setOutputPath(Path). 6. __________ is the primary interface for a user to describe a MapReduce job to the Hadoop framework for execution.
A. JobConfig B. JobConf C. JobConfiguration D. All of the mentioned
Explanation:JobConf is typically used to specify the Mapper, combiner (if any), Partitioner, Reducer, InputFormat, OutputFormat and OutputCommitter implementations. 7. The ___________ executes the Mapper/ Reducer task as a child process in a separate jvm.