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

Big Data Interview Questions

Questions Answers Views Company eMail

Explain the benefits of big data?

570

What are the steps to be followed to deploy a big data solution?

629

Define oozie?

574

Explain the important tools useful for big data?

598

Explain edge nodes in hadoop?

479

What are the important features of hadoop?

490

Explain the common input formats in hadoop?

522

How are file systems checked in hdfs?

What is cassandra used for?

Can hadoop replace relational database?

486

Which database is used in hadoop?

529

Which database is best for big data?

591

Is big data unstructured?

569

What is big data concept?

579

What is big data in dbms?

648

Un-Answered Questions { Big Data }

What is the purpose of retention period in Kafka cluster?

709

Do I need to know scala to learn spark?

374

How to change a column data type in Hive?

740

Should we use RAID in Hadoop or not?

1112

What main configuration parameters are specified in mapreduce?

723

What is the optimal block size in HDFS?

What do you understand by Consistency in Cassandra?

Can you explain how to minimize data transfers while working with Spark?

550

Where are Hadoop’s configuration files located?

552

What are the limitations of Hadoop?

627

How can you use streams api?

589

What are the prime features of apache zookeeper?

What is inputsplit in hadoop? Explain.

837

How Big Data can help increase the revenue of the businesses?

637

Is the following approach correct? Is the sqrt Of Sum Of Sq a valid reducer?

487

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