Explain the processing speed difference between Hadoop and Apache Spark?

292

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Explain the operation transformation and action in Apache Spark RDD?

328

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Explain Spark join() operation?

286

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How is RDD in Apache Spark different from Distributed Storage Management?

342

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

381

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Explain Spark leftOuterJoin() and rightOuterJoin() operation?

300

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

401

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

450

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Explain countByValue() operation in Apache Spark RDD?

266

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Explain Spark countByKey() operation?

319

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What is Starvation scenario in spark streaming?

346

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Explain the action count() in Spark RDD?

281

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Define the run-time architecture of Spark?

286

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What are the languages in which Apache Spark create API?

298

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What are the features and characteristics of Apache Spark?

289

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