Apache Spark Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Apache Spark Interview Questions

Questions Answers Views Company eMail

What is difference between map and flatmap in spark?

297

What is the use of flatmap in spark?

262

Compare hadoop & spark?

245

What does rdd stand for?

438

Is spark used for machine learning?

263

What is difference between rdd and dataframe?

328

What is javardd?

280

Why are spark transformations lazy?

268

How many ways can you create rdd in spark?

304

Can we install spark on windows?

319

Does spark require hadoop?

270

Why do we need sparkcontext?

277

What does rdd stand for in logistics?

290

What is spark table?

230

What is dataframe api?

293

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Un-Answered Questions { Apache Spark }

Explain Spark Driver?

310

What database does spark use?

260

What is spark job?

318

Do you need to install spark on all nodes of yarn cluster?

2014

What is external shuffle service in spark?

276

What is aggregatebykey spark?

243

Why is the spark so fast?

289

What is a shuffle block in spark?

249

How does groupbykey work in spark?

275

What is the default spark executor memory?

254

What is Catalyst framework?

268

How does rdd work in spark?

275

What is parallelize in spark?

267

Does Spark provide the storage layer too?

258

Difference between groupByKey vs reduceByKey in Apache Spark?

447

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