Hadoop General Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Hadoop General Interview Questions

Questions Answers Views Company eMail

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

389

Clarify what webdav is in hadoop?

435

Clarify how job tracker schedules an assignment?

393

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

396

Clarify how ordering in hdfs is finished?

442

What a task tracker is in hadoop?

412

What webdav is in hadoop?

410

Specify what the information segments utilized by hadoop are?

412

Clarify what is sqoop in hadoop?

393

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

390

What does rack awareness algorithm means?

458

What does the high availability of a name-node means? How is it accomplished?

387

What does name-node mean in hadoop?

446

What is check pointing in hadoop?

409

What does secondary name-node means?

400

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Un-Answered Questions { Hadoop General }

Can you give some examples of Big Data?

432

Can you explain combiner?

414

How to use combiner in hadoop ?

416

How can native libraries be included in yarn jobs?

446

According to IBM, what are the three characteristics of Big Data?

402

Can you define a checkpoint?

436

Can you explain hadoop streaming?

388

Name the most common input formats defined in hadoop?

414

What is TaskTracker?

455

What are the major differences between Hadoop 2 and Hadoop 3?

448

What is throughput in Hadoop?

501

What are the tools used in big data?

401

Explain the key benefits of using storm for real time processing?

399

How many datanodes can run on a single Hadoop cluster?

412

What is Rack Awareness? What is its need in Hadoop?

501

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