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Topic :: MapReduce





MapReduce Interview Questions
Questions Answers Views Company eMail

What are advantages of Spark over MapReduce?

 692

What is the use of InputFormat in MapReduce process?

 651

What is Counter in MapReduce?

 676

What is the difference between a MapReduce InputSplit and HDFS block?

 752

Why is Apache Spark faster than Hadoop MapReduce?

 656

Define MapReduce?

 690

Is Mapreduce Required For Impala? Will Impala Continue To Work As Expected If Mapreduce Is Stopped?

 677

Explain the difference between a MapReduce InputSplit and HDFS block?

 657

How to create custom key and custom value in MapReduce Job?

 602

How is Spark not quite the same as MapReduce? Is Spark quicker than MapReduce?

 604

What is the difference between Job and Task in MapReduce?

 614

Compare Pig vs Hive vs Hadoop MapReduce?

 675

What is the fundamental difference between a MapReduce InputSplit and HDFS block?

 620

How to submit extra files(jars, static files) for Hadoop MapReduce job during runtime?

 635

How to get the single file as the output from MapReduce Job?

 627



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?

966

Different ways of debugging a job in MapReduce?

1106

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

901

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