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 apache spark for beginners?

287

What is deploy mode in spark?

304

What is pair rdd?

299

What is data pipeline in spark?

297

What is a spark rdd?

313

What are the optimization techniques in spark?

282

Can you run spark on windows?

295

Why is spark good?

290

Do I need to know hadoop to learn spark?

340

Is a distributed machine learning framework on top of spark?

333

How does hadoop achieve fault tolerance?

416

Is hadoop still in demand?

447

What is winutils hadoop?

430

Is hive a nosql database?

639

Is hive similar to sql?

729

Un-Answered Questions { Big Data }

How can one set space quota in Hadoop (HDFS) directory?

How are sparks created?

291

Explain some Disadvantages of Avro?

How can you connect an application, if you run hive as a server?

716

What is Apache Spark Streaming?

327

What is the difference between RDBMS with Hadoop MapReduce?

798

How to change replication factor of files already stored in HDFS?

1003

Explain the features of fully distributed mode?

625

What is the importance of eval tool?

Where is the output of Mapper written in Hadoop?

772

What are the two main parts of the hadoop framework?

669

what are Task Tracker and Job Tracker?

1071

How do you parse data in xml? Which kind of class do you use with java to pass data?

307

Which is the best spark certification?

289

On what basis name node distribute blocks across the data nodes in HDFS?

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