Category: Interview questions

Top Spark MLib Interview Questions Q1 What is Spark MLlib? Answer: Mahout is a machine learning library for Hadoop, similarly MLlib is a Spark library. MetLib provides different algorithms, that […]

Top Spark Streaming Interview Questions   Lab13: Spark-streaming    #Howtostart sudo yum update spark-shell #steps: #create a folder spark-streaming and go to the folder mkdir spark-streaming #go to spark-streaming folder cd […]

Q1 What are the different types of tombstone markers in HBase for deletion? Answer: There are 3 different types of tombstone markers in HBase for deletion- Family Delete Marker- This […]

Q1 Explain about the core components of Flume. Answer: The core components of Flume are – Event- The single log entry or unit of data that is transported. Source- This […]

Top 50 Sqoop Interview Questions Q1 What is the process to perform an incremental data load in Sqoop? Answer: The process to perform incremental data load in Sqoop is to […]

Top 50 Pig Interview Questions Q1 How will you explain co group in Pig? Answer: COGROUP is found in Pig that works in several tuples. The operator can also be […]

Top 50 Hive Interview Questions Q1 What is Hive ? Answer: Hive is a data warehouse software which is used for facilitates querying and managing large data sets residing in […]

Top 50 Unix Interview Questions Q1 What is UNIX? Answer: It is a portable operating system that is designed for both efficient multi-tasking and mult-user functions. Its portability allows it […]

Top 50 Interview Quiz for MapReduce Q1 What is MapReduce? Answer: MapReduce is a parallel programming model which is used to process large data sets across hundreds or thousands of servers in […]