How can you launch Spark jobs inside Hadoop MapReduce?
Where can the metastore database be hosted?
What is ZooKeeper quorum?
Whats the default port that jobtrackers listens ?
Hadoop sqoop word came from?
Define paired RDD in Apache Spark?
What is apache spark core?
When should you not use Cassandra? OR When to use RDBMS instead of Cassandra?
What is the use of cassandra cql collection?
Is avro supported?
What do you mean by meta data in hdfs? List the files associated with metadata.
What is impala data types?
What is rack awareness in hadoop?
What is table in hbase?
Why is Kafka technology significant to use?