Hadoopin the systemYARNassigned toContainerThe memory size, which can be passed through the parameter yarn.app.mapreduce.am.resource.mb(yarn.nodemanager.resource.memory-mb) to set.( )
Answer(s): B
FusionInsight HDin the system,FumeWhich component does the data flow not need to go through within the node?
Answer(s): D
Sparkis a memory-based computing engine, allSparkData during program operation can only be stored in in memory.
HDFSofClientWhen writing to a file, the first copy of the data is written to the location specified byNameNodeSure,The other replicas are written to byDataNodeSure.
HDFSSupport large file storage, support for multiple users to write operations to the same file at the same time, and can be modified anywhere in the file.
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