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

Hadoop General Interview Questions

Questions Answers Views Company eMail

Explain in which directory hadoop is installed?

469

List of the some best tools that can be useful for data-analysis?

438

Explain the difference between an inputsplit and a block?

428

What is the use of cloudera?

448

Can you explain edge nodes in hadoop?

438

Explain some important features of hadoop?

447

Why do we need hadoop for big data analytics?

432

What are the important modes of hadoop?

536

Can you explain the common input formats in hadoop?

527

Explain edge nodes in hadoop?

441

What are the important features of hadoop?

444

Explain the common input formats in hadoop?

467

Can hadoop replace relational database?

423

Which database is used in hadoop?

481

How does hadoop achieve fault tolerance?

416

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Un-Answered Questions { Hadoop General }

What happens if number of reducers are 0?

470

What is TextInputFormat in Hadoop?

519

Compare Apache Hadoop and Apache Spark?

447

Mention how many inputsplits is made by a hadoop framework?

578

Which directory does hadoop install to?

486

What is the use of cloudera?

448

How ordering in hdfs is finished?

424

What is the logistic regression?

437

If the hadoop administrator needs to make a change, which configuration file does he need to change?

442

Why do we need hadoop for big data analytics?

432

What are the differences between hadoop 1 and hadoop 2?

434

What is pseudo-distributed mode?

606

What is Balancer in Hadoop?

472

What did mean by data-node?

428

What are the modes in which Hadoop run?

504

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