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 are transformations in spark?

292

What is driver and executor in spark?

295

Is spark secure?

262

What is executor memory and driver memory in spark?

262

What is the point of apache spark?

258

What is rdd map?

304

What is faster than apache spark?

266

What is spark training?

260

How many ways we can create rdd in spark?

280

How tasks are created in spark?

264

Is apache spark a tool?

252

What is difference between spark and mapreduce?

255

Who created spark?

260

How is spark fault tolerance?

368

What is cluster in apache spark?

297

Un-Answered Questions { Big Data }

Can we rename the output file?

634

Illustrate some demerits of using Spark.

300

Explain InputSplit in Hadoop?

434

What happens to existing data in my cluster when I add new nodes?

203

What does consumer api in kafka?

474

What is Geo-Replication in Kafka?

829

What is the maximum size of string data type supported by hive? Mention the hive support binary formats.

599

Explain about the execution plans of a pig script?
or
differentiate between the logical and physical plan of an apache pig script?

427

Define fsck?

479

What are different Hive commands available for hive and beeline CLI?

695

Explain fold() operation in spark?

290

How do you categorize a big data?

693

Differentiate between GROUP and COGROUP operators?

581

What is Spark SQL?

295

How to start hbase services?

210

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