Big Data Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Big Data Interview Questions

Questions Answers Views Company eMail

Clarify what is sequence file input format?

579

How job tracker schedules an assignment?

464

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

485

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

489

Clarify what webdav is in hadoop?

513

Clarify how job tracker schedules an assignment?

462

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

482

Clarify how ordering in hdfs is finished?

540

What a task tracker is in hadoop?

483

What webdav is in hadoop?

484

Specify what the information segments utilized by hadoop are?

476

Clarify what is sqoop in hadoop?

476

What is the man difference between hbase and hive?

725

Say what the views are in hive?

724

Specify the partitions in hive?

699

Un-Answered Questions { Big Data }

How do you write your own SerDe?

805

Can multiple clients write into an HDFS file concurrently?

Data node block size in HDFS, why 64MB?

What is the problem with the small file in Hadoop?

697

What is use of tools command?

200

What is Mapper in Hadoop?

609

What is Interceptor?

111

What is a block in HDFS, why block size 64MB?

What is Counter in MapReduce?

733

Explain cogroup() operation in Spark?

299

Is impala production ready?

Why do fires spark?

316

Explain the difference between NameNode

976

What is different table structure available in the hive?

715

Explain the run-time architecture of Spark?

312

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