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

Big Data Interview Questions

Questions Answers Views Company eMail

Can we use windows for hadoop?

526

What are the hadoop configuration files at present?

532

Can we create a hadoop cluster from scratch?

480

What happens if you get a ‘connection refused java exception’ when you type hadoop fsck /?

502

In which directory hadoop is installed?

458

Does hadoop follows the unix pattern?

478

What is the hadoop-core configuration?

507

What is bucketing ?

738

Can we load data into a view?

747

Difference between hive and impala?

780

What are the types of hive ddl commands?

814

How can you stop a partition form being queried?

810

What is the default location where hive stores table data?

730

What are types of hive built-in functions?

779

Why do we need hive?

769

Un-Answered Questions { Big Data }

Explain how cassandra writes data?

Define the term Column Families?

What are the three components of Cassandra write?

122

How can you check all the tables present in a single database using Sqoop?

Which one is default?

531

How to specify more than one directory as input to the MapReduce Job?

753

Mention what is the maximum size of the message does kafka server can receive?

578

Explain Accumulator in Spark?

467

Can you explain the term, Cassandra?

112

Explain what do you understand by cassandra- cql collections?

What are the types of hive ddl commands?

814

Give the difference between Drop and Truncate in CQLSH?

Write a Mapreduce Program for Character Count ?

1102

What do you understand by Consistency in Cassandra?

What is Internal and External table in Hive?

760

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