Big Data Interview Questions
Questions Answers Views Company eMail

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

107

What are the main key structures of hbase?

116

What is the use of hbase hmaster?

99

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

119

Explain what is wal and hlog in hbase?

207

How many operational commands in hbase?

115

why use hcolumndescriptor class?

105

What is the row key?

101

Tell me about the types of hbase operations?

113

How does hbase actually delete a row?

150

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

131

Explain why to use hbase?

106

Mention the difference between hbase and relational database?

107

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

156

Mention what are the key components of hbase?

120


Un-Answered Questions { Big Data }

What are Prerequisites to learn Avro?

61


While starting hadoop services, datanode service is not running?

234


What does illustrate do in Apache Pig?

609


Explain what is a cluster in cassandra?

58


Define the term thrift

96






What is cloudera and why it is used?

404


What is Fault Tolerance in Hadoop HDFS?

28


What is the use of coordinator node in read?

52


What are the components of Apache Pig platform?

498


How many distinct layers are of storm’s codebase?

369


What does heartbeat in hdfs means?

18


What is difference between flume and sqoop?

113


What are shared variables?

204


Mention key components of Hive Architecture?

583


What do you understand by a closure in scala?

271