Topic :: Apache Hadoop





Apache Hadoop Interview Questions
Questions Answers Views Company eMail

Is it necessary to learn hadoop for spark?

 217

Is spark and hadoop same?

 200

Can we run spark without hadoop?

 230

What is difference between hadoop and spark?

 217

Why apache spark is faster than hadoop?

 276

Why spark is faster than hadoop?

 181

How spark works on hadoop?

 275

What is spark vs hadoop?

 207

Is spark better than hadoop?

 237

Does spark replace hadoop?

 205

Is spark based on hadoop?

 215

What is difference between spark and hadoop?

 203

Which one is better hadoop or spark?

 238

How does spark run hadoop?

 208

How spark is used in hadoop?

 211



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Un-Answered Questions { Apache Hadoop }

What is Apache Hadoop YARN?

1239

What are the modules that constitute the Apache Hadoop 2.0 framework?

766

What is Apache Hadoop? Why is Hadoop essential for every Big Data application?

613

What are the core components of Apache Hadoop?

476

What is the difference between Apache Hadoop and RDBMS?

503




How is security achieved in Apache Hadoop?

511

What is Apache Hadoop?

583

What is a “Distributed Cache” in Apache Hadoop?

488

What is the problem with small files in Apache Hadoop?

509

What is Rack Awareness in Apache Hadoop?

509

Explain Erasure Coding in Apache Hadoop?

474

What is Disk Balancer in Apache Hadoop?

506

What is a speculative execution in Apache Hadoop MapReduce?

504

What are the modes in which Apache Hadoop run?

510

What is Safemode in Apache Hadoop?

459