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 deletion in hbase? Mention what are the three types of tombstone markers in hbase?

141

What are the main key structures of hbase?

167

What is the use of hbase hmaster?

149

Which technique can you use in hbase to access hfile directly without the help of hbase?

173

Explain what is wal and hlog in hbase?

312

How many operational commands in hbase?

167

why use hcolumndescriptor class?

153

What is the row key?

157

Tell me about the types of hbase operations?

175

How does hbase actually delete a row?

192

Name the filter which accepts the page size as the parameter in hbase?

184

Explain why to use hbase?

157

Mention the difference between hbase and relational database?

162

Mention what are the three types of tombstone markers in hbase?

223

Mention what are the key components of hbase?

177

Un-Answered Questions { Big Data }

How is HCatalog different from Hive?

684

How will you merge the contents of two or more relations and divide a single relation into two or more relations?

938

What do you mean by block scanner in hdfs?

How to get the single file as the output from MapReduce Job?

627

What are the main features of SPM in Cassandra?

What is FlumeNG?

What are the types of ambari repositories are available?

Can you explain apache ambari?

What is Combiner in MapReduce?

642

Explain the shuffle?

924

Explain the LOAD keyword in Pig script?

629

Can you define oozie?

522

Cassandra is written in which language?

State some applications of HBase?

167

What is a spark rdd?

315

For More Un-Answered { Big Data } Questions Click Here