What is the function of mapreducer partitioner?

612

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What is partitioner and its usage?

683

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What are the important differences between apache and hadoop?

701

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Is there any point of learning mapreduce, then?

644

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While processing data from hdfs, does it execute code near data?

44

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Define the term ‘sparse vector.’

281

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Define the roles of the file system in any framework?

303

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What happens to rdd when one of the nodes on which it is distributed goes down?

432

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List commonly used machine learning algorithm?

292

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Explain the filter transformation?

309

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what do you mean by the worker node?

306

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What is rdd lineage graph? How is it useful in achieving fault tolerance?

310

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Explain about trformations and actions in the context of rdds?

307

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What is the key difference between textfile and wholetextfile method?

266

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What do you understand by the parquet file?

275

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