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Topic :: Apache Hadoop





Apache Hadoop Interview Questions
Questions Answers Views Company eMail

What kind of hardware is best for hadoop?

385

Where are hadoop’s configuration files located and list them?

417

What is the relationship between apache hadoop, hbase, hive and cassandra?

73

What the information segments utilized by hadoop are?

384

Clarify what a task tracker is in hadoop?

395

Clarify what jobtracker is in hadoop? What are the activities followed by hadoop?

399

What is the most widely recognized info formats characterized in hadoop?

387

Clarify what webdav is in hadoop?

432

What jobtracker is in hadoop? What are the activities followed by hadoop?

396

What a task tracker is in hadoop?

406

What webdav is in hadoop?

409

Specify what the information segments utilized by hadoop are?

406

Clarify what is sqoop in hadoop?

393

What does rack awareness algorithm means and why is it utilized as a part of hadoop?

389

What does name-node mean in hadoop?

441




Un-Answered Questions { Apache Hadoop }

What is Apache Hadoop YARN?

1417


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

961


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

850


What are the core components of Apache Hadoop?

718


What is the difference between Apache Hadoop and RDBMS?

743


How is security achieved in Apache Hadoop?

836


What is Apache Hadoop?

800


What is a “Distributed Cache” in Apache Hadoop?

725


What is the problem with small files in Apache Hadoop?

729


What is Rack Awareness in Apache Hadoop?

750


Explain Erasure Coding in Apache Hadoop?

693


What is Disk Balancer in Apache Hadoop?

802


What is a speculative execution in Apache Hadoop MapReduce?

739


What are the modes in which Apache Hadoop run?

747


What is Safemode in Apache Hadoop?

684