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?

743

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

973

Give some points of hive for hadoop ?

671

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)

755

What is a metastore in hive?

653

What is the importance of driver in hive?

656

How can hive avoid mapreduce?

620

What are hive operators and its types?

681

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

629

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

647

what is partitions in hive?

643

What do you mean by schema on read?

670

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

108

how Cassandra delete Data?

106

what is Memtable in Cassandra?

105

Un-Answered Questions { Big Data }

Mention Hive default read and write classes?

698

List few differences between apache kafka and rabbitmq?

519

Define standalone mode in hbase?

140

What are the Applications of Apache Pig?

521

Define the use of Source Command in Cassandra?

how would you modify that solution to only count the number of unique words in all the documents?

926

Are Namenode and job tracker on the same host?

1404

Does Pig support multi-line commands?

861

What is the connection between hadoop and big data?

472

I have a relation r. How can I get the top 10 tuples from the relation r?

532

what is the purpose of using hadoop for big data analytics?

486

Why is checkpointing important in hadoop?

430

When to use Cassandra?

122

Does google use spark?

262

What is distributed copy (distcp)?

434

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