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Topic :: Apache Hadoop





Apache Hadoop Interview Questions
Questions Answers Views Company eMail

Is it necessary to learn hadoop for spark?

274

Is spark and hadoop same?

250

Can we run spark without hadoop?

274

What is difference between hadoop and spark?

283

Why apache spark is faster than hadoop?

364

Why spark is faster than hadoop?

233

How spark works on hadoop?

326

What is spark vs hadoop?

266

Is spark better than hadoop?

293

Does spark replace hadoop?

264

Is spark based on hadoop?

274

What is difference between spark and hadoop?

244

Which one is better hadoop or spark?

295

How does spark run hadoop?

262

How spark is used in hadoop?

266




Un-Answered Questions { Apache Hadoop }

What is Apache Hadoop YARN?

1416


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

958


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

845


What are the core components of Apache Hadoop?

712


What is the difference between Apache Hadoop and RDBMS?

736


How is security achieved in Apache Hadoop?

833


What is Apache Hadoop?

800


What is a “Distributed Cache” in Apache Hadoop?

723


What is the problem with small files in Apache Hadoop?

725


What is Rack Awareness in Apache Hadoop?

745


Explain Erasure Coding in Apache Hadoop?

691


What is Disk Balancer in Apache Hadoop?

798


What is a speculative execution in Apache Hadoop MapReduce?

739


What are the modes in which Apache Hadoop run?

743


What is Safemode in Apache Hadoop?

677