Apache Spark Interview Questions
Questions Answers Views Company eMail

What is an accumulator in spark?

196

What is apache spark used for?

175

What is the difference between spark and scala?

211

What is accumulators and broadcast variables in spark?

208

Does spark run hadoop?

200

What is coalesce in spark sql?

191

What are the features of spark rdd?

179

What is cluster mode in spark?

188

What are shared variables in spark?

209

What is the future of apache spark?

189

How can I improve my spark performance?

188

What is apache spark architecture?

212

Why spark is faster than hive?

184

What happens if rdd partition is lost due to worker node failure?

298

What is pair rdd in spark?

196


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Un-Answered Questions { Apache Spark }

Name the two types of shared variable available in Apache Spark?

211


What is deploy mode in spark?

204


Explain SparkContext in Apache Spark?

214


In a very huge text file, you want to just check if a particular keyword exists. How would you do this using Spark?

254


What is the difference between python and spark?

165






What is the use of checkpoints in spark?

187


What is the difference between cache and persist in spark?

203


What happens to rdd when one of the nodes on which it is distributed goes down?

335


What is the difference between Spark Transform in DStream and map ?

201


What is the significance of Sliding Window operation?

210


Explain about the major libraries that constitute the Spark Ecosystem?

251


Is spark sql faster than hive?

199


Please enumerate the various components of the Spark Ecosystem.

238


Is spark an etl?

190


Is spark faster than hadoop?

200