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

Big Data Interview Questions

Questions Answers Views Company eMail

Is hive suitable to be used for oltp systems? Why?

795

What types of costs are associated with creating the index on hive tables?

1016

Give some points of hive for hadoop ?

722

Write a query to insert a new column(new_col int) into a hiev table (htab) at a position before an existing column (x_col)

788

What is a metastore in hive?

699

What is the importance of driver in hive?

714

How can hive avoid mapreduce?

694

What are hive operators and its types?

751

when to choose “internal table” and “external table” in hive?

677

How do you specify the table creator name when creating a table in hive?

692

what is partitions in hive?

684

What do you mean by schema on read?

715

what does the shell commands “Capture” and “Consistency” determines?

111

how Cassandra delete Data?

114

what is Memtable in Cassandra?

109

Un-Answered Questions { Big Data }

What are the features and characteristics of Apache Spark?

289

What is rdd lineage graph? How is it useful in achieving fault tolerance?

310

is there a standard procedure to deploy hadoop?

423

What is the difference between RDBMS with Hadoop MapReduce?

798

Features of Kafka Stream?

507

What is the use of “ResultSet execute(Statement statement)” method?

how Cassandra delete Data?

114

How do you list all databases whose name starts with p?

692

Explain what is hadoop?

434

What is the difference between MapReduce engine and HDFS cluster?

100

Is it possible to use same metastore by multiple users, in case of embedded hive?

659

What are the various libraries available on top of Apache Spark?

308

How many types of ambari repositories are available?

Why do we need Pig?

823

Name the components of spark ecosystem.

276

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