Advanced MapReduce Concepts MCQ question and answer with solution | Hadoop MCQs

A. core-default.xml

B. core-site.xml

C. coredefault.xml

D. all of the mentioned

A. The minimum split size is usually 1 byte, although some formats have a lower bound on the split size

B. Applications may impose a minimum split size

C. The maximum split size defaults to the maximum value that can be represented by a Java long type

D. All of the mentioned

A. The reduce input must have the same types as the map output, although the reduce output types may be different again

B. The map input key and value types (K1 and V1) are different from the map output types

C. The partition function operates on the intermediate key

D. All of the mentioned

A. getJobName()

B. getJobState()

C. getPriority()

D. all of the mentioned

A. SequenceFile

B. SequenceFileAsTextInputFormat

C. SequenceAsTextInputFormat

D. All of the mentioned

A. proxyserver

B. run

C. admin

D. rmadmin

A. hdfs storagepolicies

B. hdfs storage

C. hd storagepolicies

D. all of the mentioned

A. DataManager

B. NodeManager

C. ValidationManager

D. None of the mentioned

A. isDeprecated

B. setDeprecated

C. isDeprecatedif

D. all of the mentioned

A. Container

B. ContainerExecutor

C. Executor

D. All of the mentioned