Big Data Interview Questions
Questions Answers Views Company eMail

What are transformations in spark?

13

What is driver and executor in spark?

9

Is spark secure?

10

What is executor memory and driver memory in spark?

9

What is the point of apache spark?

11

What is rdd map?

7

What is faster than apache spark?

9

What is spark training?

11

How many ways we can create rdd in spark?

13

How tasks are created in spark?

9

Is apache spark a tool?

9

What is difference between spark and mapreduce?

7

Who created spark?

7

How is spark fault tolerance?

9

What is cluster in apache spark?

9







Un-Answered Questions { Big Data }

What is small file problem in hadoop?

67


What is unstructured data?

47


Name types of Cluster Managers in Spark.

13


What is the key- value pair in Hadoop MapReduce?

86


What is the default extension of the files produced from a sqoop import using the –compress parameter?

1






What is the use of hbase hmaster?

17


Why does the picture of Spark come into existence?

13


What are the benefits yarn brings in to hadoop?

2


What is heartbeat in hadoop?

1


how Cassandra writes data?

32


What will be the consideration while we do Hardware Planning for Master in Hadoop architecture?

305


Define the Use of Pig?

35


What is the difference between namenode, backup node and checkpoint namenode?

1


Define the roles of the file system in any framework?

34


What do you mean by block scanner in hdfs?

1