How to create an rdd?

286

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What is an rdd?

292

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Explain the top() and takeordered() operation?

311

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What are the major features/characteristics of rdd (resilient distributed datasets)?

299

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What is the difference between map and flatmap?

291

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How to identify that the given operation is transformation or action?

256

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Why we need compression and what are the different compression format supported?

278

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Is ambari python client can be used to make good use of ambari api’s?

64

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Mention what does the shell commands “capture” and “consistency” determines?

83

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Explain what is composite type in cassandra?

73

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Mention what are the main components of cassandra data model?

84

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Explain what is a cluster in cassandra?

81

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Tell any two features of flume?

116

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What will be the result when you do cast(‘abc’ as int)?

733

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If you omit the overwrite clause while creating a hive table,what happens to file which are new and files which already exist?

718

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