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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?

 1053

What are benefits of Spark over MapReduce?

 453

What is a MapReduce Combiner?

 794

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

 963

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

 875

Explain JobConf in MapReduce.

 809

What is Hadoop Map Reduce ?

 804

What is the role of a MapReduce partitioner?

 805

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

 844

What is the key- value pair in Hadoop MapReduce?

 678

What is InputFormat in Hadoop MapReduce?

 665

Explain InputSplit in Hadoop MapReduce?

 671

How much space will the split occupy in Mapreduce?

 671



Related Topics


Un-Answered Questions { MapReduce }

What MapReduce framework consists of?

1094

Can we submit the mapreduce job from slave node?

1104

What is a IdentityMapper and IdentityReducer in MapReduce ?

943

Explain Working of MapReduce?

969

Write a Mapreduce Program for Character Count ?

1047

how to proceed to write your first mapreducer program?

1342

Developing a MapReduce Application?

963

Different ways of debugging a job in MapReduce?

1105

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

899

How does MapReduce framework view its input internally?

867

What are the steps involved in MapReduce framework?

979

What is the Job interface in MapReduce framework?

906

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

1091

What is the core of the job in MapReduce framework?

848

How Pig differs from MapReduce?

797