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Apache Spark Interview Questions
Questions Answers Views Company eMail

Explain Dsstream with reference to Apache Spark

 243

What is the role of Driver program in Spark Application?

 159

Define the term ‘Lazy Evolution’ with reference to Apache Spark

 215

What are the benefits of Spark lazy evaluation?

 216

State the difference between Spark SQL and Hql

 252

Can I run Apache Spark without Hadoop?

 198

Please explain the sparse vector in Spark.

 209

Explain Spark Driver?

 234

Is there any API available for implementing graphs in Spark?

 198

Please enumerate the various components of the Spark Ecosystem.

 244

What is the role of Spark Driver in spark applications?

 199

Name three companies which is used Spark Streaming services

 228

Explain the default level of parallelism in Apache Spark

 225

Explain the process to trigger automatic clean-up in Spark to manage accumulated metadata.

 202

Can You Use Apache Spark To Analyze and Access Data Stored In Cassandra Databases?

 202

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Un-Answered Questions { Apache Spark }

What is the difference between dataset and dataframe in spark?

221

Describe join() operation. How is outer join supported?

176

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

285

How will you calculate the number of executors required to do real-time processing using Apache Spark? What factors need to be considered for deciding on the number of nodes for real-time processing?

203

What is row rdd in spark?

199




What is spark accreditation?

186

Explain what are the various types of Transformation on DStream?

196

How do I download and install spark?

202

What is dataframe in spark?

198

Explain transformation in rdd. How is lazy evaluation helpful in reducing the complexity of the system?

213

Can you use Spark to access and analyse data stored in Cassandra databases?

274

What is Spark Dataset?

215

Which language is better for spark?

201

What are the roles of the file system in any framework?

203

What is spark client?

189

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