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

Hadoop General Interview Questions

Questions Answers Views Company eMail

Can you define a checkpoint?

467

Which language is more suitable for text analytics? R or python?

434

Can you explain commodity hardware?

407

How can native libraries be included in yarn jobs?

482

How to do ‘map’ and ‘reduce’ works?

572

Can you explain bloommapfile.

453

Why is checkpointing important in hadoop?

468

What happens when two clients try to access the same file in the hdfs?

455

What do you know about the speculative execution?

458

What are the differences between hadoop 1 and hadoop 2?

434

Why do the nodes are removed and added frequently in a hadoop cluster?

475

What is a namenode?

399

Can hadoop handle streaming data?

461

What is hadoop? Name the main components of a hadoop application?

445

What do you know about yarn?

413

Post New Hadoop General Questions

Un-Answered Questions { Hadoop General }

What does jps command do in Hadoop?

652

Give a brief overview of Hadoop history?

418

Explain Erasure Coding in Hadoop?

503

Explain what is speculative execution?

424

When and how to create hadoop archive?

444

How can we create a hadoop cluster from scratch?

423

What is Fault Tolerance?

533

What webdav is in hadoop?

437

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

480

Compare Hadoop 2 and Hadoop 3?

424

What is CAP Theorem? What aspects does Hadoop support from this theorem?

473

What are the benefits yarn brings in to hadoop?

424

What is the use of recordreader in hadoop?

421

List out the different stream grouping in apache storm?

383

What is heartbeat in hadoop?

426

For More Un-Answered { Hadoop General } Questions Click Here