IBM – Hadoop Interview Questions
Here is the list of Hadoop Interview Questions which are recently asked in IBM company. These questions are included for both Freshers and Experienced professionals.
- What is Hive variable
- What is Object inspector
- Please explain Consolidation in hive
- What are the differences between MapReduce and YARN
- Can you differentiate between Spark and MapReduce
- Explain RDD and data frames in spark
- Can you write the syntax for Sqoop import
- WHat do you know about Hive views
- Difference between Hive external table and Hive managed Table
- What are the differences between HBase and Hive
- What are Orderby, sortby, and clustered by
- What is Speculative execution
- Which all Alter column command in hive you have worked
- What is lazy evaluation in pig?
- What is dynamic partition and static partition in hive?
- What is the use of partitions and bucketing in hive?
- Explain the flow of MapReduce program?
- What is default partition in MapReduce and how can we override it?
- What is difference between key class and value class in MapReduce?
- What is the level of sub queries in hive?
- What is transformation and action in spark?
TOP MNC's HADOOP INTERVIEW QUESTIONS & ANSWERS
Here we listed all Hadoop Interview Questions and Answers which are asked in Top MNCs. Periodically we update this page with recently asked Questions, please do visit our page often and be updated in Hadoop .