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Topic :: Apache Hadoop





Apache Hadoop Interview Questions
Questions Answers Views Company eMail

Can you explain edge nodes in hadoop?

436

Explain some important features of hadoop?

447

Why do we need hadoop for big data analytics?

431

What are the important modes of hadoop?

536

Can you explain the common input formats in hadoop?

526

Explain edge nodes in hadoop?

440

What are the important features of hadoop?

441

Explain the common input formats in hadoop?

465

Is hadoop a nosql?

1004

Does mongodb use hadoop?

1

What is difference between hadoop and mongodb?

1

Can hadoop replace relational database?

421

Which database is used in hadoop?

481

What is hql in hadoop?

336

Does spark require hadoop?

286




Un-Answered Questions { Apache Hadoop }

What is Apache Hadoop YARN?

1453


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?

885


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