Topic :: MapReduce





MapReduce Interview Questions
Questions Answers Views Company eMail

Can you explain benefits of spark over mapreduce?

 199

How hadoop mapreduce works?

 369

What is shuffling in mapreduce?

 346

what is distributed cache in mapreduce framework?

 373

What is the difference betwaeen mapreduce engine and hdfs cluster?

 21

What is the inputsplit in map reduce software?

 376

Map reduce jobs take too long. What can be done to improve the performance of the cluster?

 387

Map reduce jobs are failing on a cluster that was just restarted. They worked before restart. What could be wrong?

 362

Are there any problems which can only be solved by MapReduce and cannot be solved by PIG? In which kind of scenarios MR jobs will be more useful than PIG?

 511

Is it possible to overwrite Hadoop MapReduce configuration in Hive?

 452

How Pig programming gets converted into MapReduce jobs?

 385

What are the differences between PIG and MapReduce?

 353

Does Pig differ from MapReduce? If yes, how?

 322

Does 'ILLUSTRATE' run a MapReduce job?

 312

What Is Difference Between Mapreduce and Pig ?

 340



Related Topics


Un-Answered Questions { MapReduce }

What MapReduce framework consists of?

765

Can we submit the mapreduce job from slave node?

842

What is a IdentityMapper and IdentityReducer in MapReduce ?

636

Explain Working of MapReduce?

664

Write a Mapreduce Program for Character Count ?

708




how to proceed to write your first mapreducer program?

1027

Developing a MapReduce Application?

656

Different ways of debugging a job in MapReduce?

801

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

655

How does MapReduce framework view its input internally?

590

What are the steps involved in MapReduce framework?

609

What is the Job interface in MapReduce framework?

640

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

843

What is the core of the job in MapReduce framework?

580

How Pig differs from MapReduce?

566