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Which command is used to end a failed job on MapReduce? View:-5348
Question Posted on 17 Apr 2020

Which command is used to end a failed job on MapReduce?
Choose the correct answer from below list
(1)....
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The partition divides the data into segments. View:-10448
Question Posted on 17 Apr 2020

The partition divides the data into segments.
Choose the correct answer from below list
(1)True
(....
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Which of the following are not considerations for a MapReduction programme? View:-5427
Question Posted on 16 Apr 2020

Which of the following are not considerations for a MapReduction programme?
Choose the correct answer fro....
ADS Posted In : BigData | MapReduce
Which makes the HDFS unique from other filesystem? View:-4680
Question Posted on 13 Apr 2020

Which makes the HDFS unique from other filesystem?
Choose the correct answer from below list
(1)Large....
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The main objective of combiners is to increase the output value of the View:-10943
Question Posted on 12 Apr 2020

The main objective of combiners is to increase the output value of the

mapper.
Choose the corre....
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Partitioning behaves like a hash function. View:-7873
Question Posted on 12 Apr 2020

Partitioning behaves like a hash function.
Choose the correct answer from below list
(1)True
(2)F....
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Which of the following are the best testing and debugging practices for View:-6931
Question Posted on 10 Apr 2020

Which of the following are the best testing and debugging practices for

MapReduce jobs?
Choose ....
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The number of maps is usually driven by the total size of View:-4192
Question Posted on 10 Apr 2020

The number of maps is usually driven by the total size of
Choose the correct options from below lists
ADS Posted In : BigData | MapReduce
______________ decides the number of mappers. View:-5358
Question Posted on 08 Apr 2020

______________ decides the number of mappers.
Choose the correct answer from below list
(1)Inputs
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Which of the following are the advantages of MapReduce? View:-3864
Question Posted on 08 Apr 2020

Which of the following are the advantages of MapReduce?
Choose the correct answer from below list
(1)....
ADS Posted In : BigData | MapReduce
___________________ programming model is designed for processing data in parallel by dividing the work into a set of independent tasks. View:-3817
Question Posted on 08 Apr 2020

___________________ programming model is designed for processing data in parallel by dividing the work into a....
ADS Posted In : BigData | MapReduce
This list value goes through a shuffle phase, and the values are given to the reducer. <key2, list(value20)>. View:-5444
Question Posted on 08 Apr 2020

This list value goes through a shuffle phase, and the values are given to the reducer
<key2, list(valu....
ADS Posted In : BigData | MapReduce
Every input is being counted by the map(). View:-5353
Question Posted on 09 Apr 2020

Every input is being counted by the map().
Choose the correct answer from below list
(1)True
(2)F....
ADS Posted In : BigData | MapReduce
Which of the following maps input key/value pairs to a set of intermediate key/value pairs? View:-2763
Question Posted on 08 Apr 2020

Which of the following maps input key/value pairs to a set of intermediate key/value pairs?
Choose the co....
ADS Posted In : BigData | MapReduce
Which of the following is true about MapReduce? View:-4831
Question Posted on 08 Apr 2020

Which of the following is true about MapReduce?
Choose the correct answer from below list
(1)It provi....
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The nodes in MapReduce are collectively known as ___________. View:-6135
Question Posted on 25 Apr 2020

The nodes in MapReduce are collectively known as ___________.
Choose the correct options from below list ....
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Who introduces MapReduce? View:-2921
Question Posted on 24 Apr 2020

Who introduces MapReduce?
Choose the correct options from below list
(1)Amazon
(2)Twitter
(3)....
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MapReduce is a model that processes ________________. View:-5474
Question Posted on 24 Apr 2020

MapReduce is a model that processes ________________.
Choose the correct options from below list
(1)F....
ADS Posted In : BigData | MapReduce
When did Google published a paper named as MapReduce? View:-3362
Question Posted on 23 Apr 2020

When did Google published a paper named as MapReduce?
Choose the correct options from below list
(1)2....
ADS Posted In : BigData | MapReduce
Keys from the shuffle output and sort which of the next interface? View:-7907
Question Posted on 22 Apr 2020

Keys from the shuffle output and sort which of the next interface?
Choose the correct answer from below l....
ADS Posted In : BigData | MapReduce
Which of the commands below is used to set the number of job reducers View:-7838
Question Posted on 21 Apr 2020

Which of the commands below is used to set the number of job reducers
Choose the correct answer from belo....
ADS Posted In : BigData | MapReduce
Which OutputFormat is used to write relational databases and databases? View:-5404
Question Posted on 20 Apr 2020

Which OutputFormat is used to write relational databases and databases?
Choose the correct answer from be....
ADS Posted In : BigData | MapReduce
Why MapReduce is required in First place? View:-8318
Question Posted on 19 Apr 2020

Why MapReduce is required in First place?
Choose the correct options from below list
(1)None of the o....
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Which of the following are the components of MapReduce components? View:-4574
Question Posted on 19 Apr 2020

Which of the following are the components of MapReduce components?
Choose the correct options from below ....
ADS Posted In : BigData | MapReduce
Which of the following is about Junit. View:-7374
Question Posted on 18 Apr 2020

Which of the following is about Junit.
Choose the correct answer from below list
(1)It's not a part o....
ADS Posted In : BigData | MapReduce
_______________ is the processing unit of Hadoop, using which the data in Hadoop can be processed. View:-7270
Question Posted on 23 Apr 2020

_______________ is the processing unit of Hadoop, using which the data in Hadoop can be processed.
Choos....
ADS Posted In : BigData | MapReduce
What happens if a number of reducers are set to 0? View:-5761
Question Posted on 23 Apr 2020

What happens if a number of reducers are set to 0?
Choose the correct answer from below list
(1)Reduc....
ADS Posted In : BigData | MapReduce
In the recovery mode, name node is started to _________. View:-7709
Question Posted on 23 Apr 2020

In the recovery mode, name node is started to _________.
Choose the correct options from below list
(....
ADS Posted In : BigData | MapReduce
Which of the following is not a Hadoop output format? View:-9932
Question Posted on 23 Apr 2020

Which of the following is not a Hadoop output format?
Choose the correct answer from below list
(1)DB....
ADS Posted In : BigData | MapReduce
Which of the following is not the reducer phase? View:-9411
Question Posted on 23 Apr 2020

Which of the following is not the reducer phase?
Choose the correct answer from below list
(1)Sort
ADS Posted In : BigData | MapReduce
Identity Mapper is the default Hadoop mapper. View:-8358
Question Posted on 22 Apr 2020

Identity Mapper is the default Hadoop mapper.
Choose the correct answer from below list
(1)False
....
ADS Posted In : BigData | MapReduce
The number of tests should be kept to a minimum because each separate test suite requires a mini cluster to be started a View:-10944
Question Posted on 20 Apr 2020

The number of tests should be kept to a minimum because each separate test suite requires a mini cluster to b....
ADS Posted In : BigData | MapReduce
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