How can you launch Spark jobs inside Hadoop MapReduce?

316

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How can you compare Hadoop and Spark in terms of ease of use?

289

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

317

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What do you understand by Lazy Evaluation?

376

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

300

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How Spark uses Hadoop?

299

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What is a DStream?

329

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What are the various data sources available in SparkSQL?

334

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Explain about the core components of a distributed Spark application?

293

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What are the benefits of using Spark with Apache Mesos?

291

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

286

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

328

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What is the significance of Sliding Window operation?

308

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Why is BlinkDB used?

302

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What is the advantage of a Parquet file?

329

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