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Topic :: MapReduce





MapReduce Interview Questions
Questions Answers Views Company eMail

Highlight the key differences between MapReduce and Apache Pig?

 705

Differentiate between Hadoop MapReduce and Pig?

 645

What is the MapReduce plan in pig architecture?

 1054

What are benefits of Spark over MapReduce?

 453

What is a MapReduce Combiner?

 795

Is it possible to split 100 lines of input as a single split in MapReduce?

 964

What is the fundamental difference between a MapReduce Split and a HDFS block?scale data processing?

 876

Explain JobConf in MapReduce.

 810

What is Hadoop Map Reduce ?

 805

What is the role of a MapReduce partitioner?

 806

Is it important for Hadoop MapReduce jobs to be written in Java?

 845

What is the key- value pair in Hadoop MapReduce?

 679

What is InputFormat in Hadoop MapReduce?

 666

Explain InputSplit in Hadoop MapReduce?

 674

How much space will the split occupy in Mapreduce?

 672



Related Topics


Un-Answered Questions { MapReduce }

What MapReduce framework consists of?

1094

Can we submit the mapreduce job from slave node?

1105

What is a IdentityMapper and IdentityReducer in MapReduce ?

945

Explain Working of MapReduce?

971

Write a Mapreduce Program for Character Count ?

1049

how to proceed to write your first mapreducer program?

1343

Developing a MapReduce Application?

965

Different ways of debugging a job in MapReduce?

1106

What are combiners? When should I use a combiner in my MapReduce Job?

900

How does MapReduce framework view its input internally?

868

What are the steps involved in MapReduce framework?

980

What is the Job interface in MapReduce framework?

907

How to overwrite an existing output file during execution of mapreduce jobs?

1092

What is the core of the job in MapReduce framework?

849

How Pig differs from MapReduce?

799