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2 answers
548
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SRVMTrainings asked  2012-11-07 00:21:11

It can be possible that a Job has 0 reducers?


It can be possible that a Job has 0 reducers?

 
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1 answers
738
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SRVMTrainings asked  2012-11-06 00:20:44

How many maps are there in a particular Job?


How many maps are there in a particular Job?

 
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1 answers
891
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SRVMTrainings asked  2012-10-29 15:35:34

How many instances of JobTracker can run on a Hadoop Cluser?


How many instances of JobTracker can run on a Hadoop Cluser?

 
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1 answers
701
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SRVMTrainings asked  2012-10-29 15:29:27

How can we control particular key should go in a specific reducer?


How can we control particular key should go in a specific reducer?

 
0
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1 answers
494
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SRVMTrainings asked  2012-10-29 15:24:17

what is the typical block size of an HDFS block?


what is the typical block size of an HDFS block?

 
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0 answers
432
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SRVMTrainings asked  2012-10-08 12:56:07

What do you understand about Object Oriented Programming (OOP)? Use Java examples.


What do you understand about Object Oriented Programming (OOP)? Use Java examples.

 
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0 answers
429
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SRVMTrainings asked  2012-10-08 12:56:07

What are the main differences between versions 1.5 and version 1.6 of Java?


What are the main differences between versions 1.5 and version 1.6 of Java?

 
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0 answers
531
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SRVMTrainings asked  2012-10-08 12:56:07

Describe what happens to a MapReduce job from submission to output?


Describe what happens to a MapReduce job from submission to output?

 
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0 answers
497
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SRVMTrainings asked  2012-10-08 12:56:07

What mechanism does Hadoop framework provides to synchronize changes made in Distribution Cache during runtime of the application


What mechanism does Hadoop framework provides to synchronize changes made in Distribution Cache during runtime of the application

 
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0 answers
750
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SRVMTrainings asked  2012-10-08 12:56:07

Did you ever built a production process in Hadoop ? If yes then what was the process when your hadoop job fails due to any reason


Did you ever built a production process in Hadoop ? If yes then what was the process when your hadoop job fails due to any reason

 
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1 answer
717
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SRVMTrainings asked  2012-10-08 12:56:07

Did you ever ran into a lop sided job that resulted in out of memory error, if yes then how did you handled it


Did you ever ran into a lop sided job that resulted in out of memory error, if yes then how did you handled it

 
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0 answers
586
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SRVMTrainings asked  2012-10-08 12:56:07

What is HDFS ? How it is different from traditional file systems?


What is HDFS ? How it is different from traditional file systems?

 
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0 answers
3733
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SRVMTrainings asked  2012-10-08 12:56:07

What is the benifit of Distributed cache, why can we just have the file in HDFS and have the application read it


What is the benifit of Distributed cache, why can we just have the file in HDFS and have the application read it


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