Big Data Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Big Data Interview Questions

Questions Answers Views Company eMail

What is executor spark?

279

What is spark driver application?

259

Is spark part of hadoop ecosystem?

284

Did edmond berger invent the spark plug?

369

What is spark code?

303

What is aws spark?

261

What is spark and what is its purpose?

256

Can I learn spark without hadoop?

259

Does spark load all data in memory?

312

Which is better scala or python for spark?

279

Is spark better than mapreduce?

262

What is scala spark?

276

How can I speed up my spark?

273

Can aluminum cause a spark?

304

What language is apache spark?

280

Un-Answered Questions { Big Data }

List some use cases where classification machine learning algorithms can be used.

428

Mention the difference between hbase and relational database?

160

What hadoop does in safe mode?

615

Why do we use Hadoop?

874

Give a detailed overview about the big data being generated by facebook?

463

Why would nosql be better than using a sql database? And how much better is it?

456

What is hadoop spark?

287

Mention what are the key components of hbase?

173

What is purpose of RecordWriter in Hadoop?

482

Who are ‘Data Scientists’?

382

Before deploying the hadoop instance, what are the checks that an individual should do?

What is Apache Cassandra?

Explain textFile Vs wholeTextFile in Spark?

418

Explain fold() operation in spark?

296

What are the different tools used for Ambari monitoring purpose?

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