Explain various Apache Spark ecosystem components. In which scenarios can we use these components?

360

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Explain Spark leftOuterJoin() and rightOuterJoin() operation?

276

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List out the difference between textFile and wholeTextFile in Apache Spark?

379

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What are the exact differences between reduce and fold operation in Spark?

431

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Explain countByValue() operation in Apache Spark RDD?

243

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Explain Spark countByKey() operation?

296

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What is Starvation scenario in spark streaming?

333

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Explain the action count() in Spark RDD?

264

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Define the run-time architecture of Spark?

263

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What are the languages in which Apache Spark create API?

281

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What are the features and characteristics of Apache Spark?

275

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Explain Spark streaming?

251

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Explain first() operation in Spark?

323

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Define fold() operation in Apache Spark?

283

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Explain reduceByKey() Spark operation?

280

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