What do you think about the speculative execution?

435

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What did mean by data-node?

423

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How to use combiner in hadoop ?

445

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List few benefits of spark over map reduce?

291

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Can you define rdd?

305

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Do you know the comparative differences between apache spark and hadoop?

272

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What do you understand about yarn?

283

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Name few companies that are the uses of apache spark?

299

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Name the operations supported by rdd?

327

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Name the languages which are supported by apache spark and which one is most popular?

277

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Can you explain about the cluster manager of apache spark?

260

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If map reduce is inferior to spark then is there any benefit of learning it?

279

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How can we create rdds in apache spark?

311

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What are accumulators in spark?

309

---

Can you mention some features of spark?

320

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