Which one will you choose for a project –Hadoop MapReduce or Apache Spark?

289

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What do you understand by Lazy Evaluation?

357

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How can you remove the elements with a key present in any other RDD?

281

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How Spark uses Hadoop?

288

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What is a DStream?

317

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What are the various data sources available in SparkSQL?

319

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Explain about the core components of a distributed Spark application?

275

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What are the benefits of using Spark with Apache Mesos?

273

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What are the common mistakes developers make when running Spark applications?

271

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When running Spark applications, is it necessary to install Spark on all the nodes of YARN cluster?

315

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What is the significance of Sliding Window operation?

292

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Why is BlinkDB used?

281

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What is the advantage of a Parquet file?

310

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What are the key features of Apache Spark that you like?

379

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What do you understand by SchemaRDD?

301

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