Maps input key/value pairs to a set or intermediate key/value pairs.
Mapper
Excellent ! Your Answer is Correct.
Reducer
Both Mapper and Reducer
None of the Option is Correct
Category: Big Data Technology
_____ is a utility which users to create and run jobs with any executables as the mapper and/or the reducer.
_____ is a utility which users to create and run jobs with any executables as the mapper and/or the reducer.
Hadoop Streaming
Excellent ! Your Answer is Correct.
Hadoop Strdata
Hadoop Stream
None of the Option is Correct
Although the Hadoop framework is implemented in Java, MapReduce applications need not be written in ____
Although the Hadoop framework is implemented in Java, MapReduce applications need not be written in ____
Java
Excellent ! Your Answer is Correct.
C
C#
None of the Option is Correct
___ function is responsible for consolidating the results produced by each of the Map() functions/tasks.
___ function is responsible for consolidating the results produced by each of the Map() functions/tasks.
Reduce
Excellent ! Your Answer is Correct.
Map
Reducer
All Options are Correct
____ part of the MapReduce is responsible for processing one or more chunks of data and producing the output results.
____ part of the MapReduce is responsible for processing one or more chunks of data and producing the output results.
Maptask
Excellent ! Your Answer is Correct.
Mapper
Task execution
All Options are Correct
During start up the _____ laods the file system state from the fsimage and the edits log file.
During start up the _____ laods the file system state from the fsimage and the edits log file.
NameNode
Excellent ! Your Answer is Correct.
Data Node
ActionNode
All Options are Correct
For _____ the Hbase Master UI provides information about the Hbase Master uptime
For _____ the Hbase Master UI provides information about the Hbase Master uptime
Hbase
Excellent ! Your Answer is Correct.
Oozie
Kafka
All Options are Correct
HDFS provides a command line interface called ____ used to interact with HDFS.
HDFS provides a command line interface called ____ used to interact with HDFS.
“FS Shell”
Excellent ! Your Answer is Correct.
“HDFS Shell”
“DFS Shell”
None of the Option is Correct
For YARN, the ____ Manager UI provides host and port information.
For YARN, the ____ Manager UI provides host and port information.
Resource
Excellent ! Your Answer is Correct.
Data Node
NameNode
Replication