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

Apache Hadoop (394)
MapReduce (354)
Apache Hive (345)
Apache Pig (225)

Apache Ambari (93)
Apache HCatalog (34)
Apache HDFS Hadoop Distributed File System (214)
Apache Kafka (189)

Hadoop Interview Questions

Questions Answers Views Company eMail

What is the relationship between apache hadoop, hbase, hive and cassandra?

What do you understand by data center in cassandra?

What do you understand by column family?

100

What do you understand by composite type?

What are "coordinator nodes" in cassandra?

What do you understand by nosql cap theorem?

What do you understand by cql?

What do you understand by mem-table in cassandra?

What is the difference between cassandra's schema and rdbms schema?

What are the befefits of nosql over relational database?

What is hector?

Explain cassandra data model?

What is the use of "cqlsh --version" command?

100

What do you understand by snitches?

What do you understand by sstabl in cassandra?

Un-Answered Questions { Hadoop }

Mention if we can name view same as the name of a Hive table?

726

Can we run spark without hadoop?

306

What is executor and driver in spark?

299

What are the side data distribution techniques?

527

what is SPF?

1562

What is spark in python?

307

Explain edge nodes in hadoop?

476

What do you know about yarn?

455

Name types of Cluster Managers in Spark.

329

How do I try impala out?

Define data integrity? How does hdfs ensure data integrity of data blocks stored in hdfs?

Do we need scala for spark?

318

What is FlumeNG?

How can you configur the log cleaner?

595

Kafka has written in which languages?

579

For More Un-Answered { Hadoop } Questions Click Here