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 how it is different from the other original tables?

Explain the concept of cassandra data model?

114

Explain the memtable in cassandra?

What do you understand by cassandra?

What do you understand by the term snitch in cassandra?

Discuss the precautions that are needed to take care while adding a column?

What are different logging levels in cassandra?

Describe the different consistency levels for read operation in cassandra?

Give the differences between the different types of primary keys in cassandra?

What are the main benefits of using cassandra?

What do you mean by tunable consistency?

What do you understand by logging in cassandra?

What do you mean by ss table?

Discuss and explain the various types of partitioners in cassandra?

What do you understand by the super column in cassandra?

Un-Answered Questions { Big Data }

What is sqoop and flume?

Is hive an impala requirement?

What are the limitations of Hive?

1036

How do you write your own custom SerDe ?

739

How much is flume worth?

Explain the term 'Log Anatomy'?

543

What are the commonalities between pig and hive?

588

It can be possible that a Job has 0 reducers?

965

What is the role of zookeeper in hbase?

185

What are the different types of UDF's in Java supported by Apache Pig?

1056

Explain what is sequencefileinputformat?

458

Where is hadoop-env.sh file present?

484

What is Disk Balancer in Hadoop?

513

How do I get apache spark on windows 10?

297

What is Apache Hadoop?

856

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