What is the function of mapreducer partitioner?

572

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What is partitioner and its usage?

641

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What are the important differences between apache and hadoop?

673

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Is there any point of learning mapreduce, then?

616

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

38

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Define the term ‘sparse vector.’

269

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Define the roles of the file system in any framework?

297

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

415

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List commonly used machine learning algorithm?

287

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Explain the filter transformation?

303

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what do you mean by the worker node?

288

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

299

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Explain about trformations and actions in the context of rdds?

295

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What is the key difference between textfile and wholetextfile method?

257

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What do you understand by the parquet file?

267

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