What is the difference between spark ml and spark mllib?
On what all basis can you differentiate rdd, dataframe, and dataset?
Why we use intwritable instead of int? Why we use longwritable instead of long?
Say what the object inspector functionality is in hive?
Can we set the number of reducers to zero in MapReduce?
What do you know about keyvaluetextinputformat?
Does the HDFS go wrong? If so, how?
What is the use of spark driver, where it gets executed on the cluster?
What do you understand by cluster in cassandra?
What are different logging levels in cassandra?
Differentiate between PigLatin and Hive?
Is it possible to search for files using wildcards?
Is spark part of hadoop ecosystem?
What is sqoop in Hadoop ?
Explain repository in apache ambari?