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Topic :: Apache Hadoop





Apache Hadoop Interview Questions
Questions Answers Views Company eMail

Is it necessary to learn hadoop for spark?

297

Is spark and hadoop same?

266

Can we run spark without hadoop?

291

What is difference between hadoop and spark?

305

Why apache spark is faster than hadoop?

386

Why spark is faster than hadoop?

248

How spark works on hadoop?

340

What is spark vs hadoop?

278

Is spark better than hadoop?

313

Does spark replace hadoop?

284

Is spark based on hadoop?

311

What is difference between spark and hadoop?

258

Which one is better hadoop or spark?

313

How does spark run hadoop?

281

How spark is used in hadoop?

287




Un-Answered Questions { Apache Hadoop }

What is Apache Hadoop YARN?

1454


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

1005


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

907


What are the core components of Apache Hadoop?

784


What is the difference between Apache Hadoop and RDBMS?

807


How is security achieved in Apache Hadoop?

909


What is Apache Hadoop?

851


What is a “Distributed Cache” in Apache Hadoop?

777


What is the problem with small files in Apache Hadoop?

783


What is Rack Awareness in Apache Hadoop?

811


Explain Erasure Coding in Apache Hadoop?

750


What is Disk Balancer in Apache Hadoop?

887


What is a speculative execution in Apache Hadoop MapReduce?

793


What are the modes in which Apache Hadoop run?

800


What is Safemode in Apache Hadoop?

733