Which is better hadoop or spark?
What is difference between spark and scala?
How is hadoop different from spark?
Is it necessary to start Hadoop to run any Apache Spark Application ?
Explain the term paired RDD in Apache Spark?
What is an accumulator in spark?
What is a "Spark Executor"?
What is difference between dataset and dataframe in spark?
By Default, how many partitions are created in RDD in Apache Spark?
Name the operations supported by rdd?
Why does the picture of Spark come into existence?
State the difference between persist() and cache() functions.
What are the types of cluster managers in spark?
What is sparkconf spark?
What is the user of sparkContext?