what are the limitations of spark
Big Data Intern Interview Questions
1,784 big data intern interview questions shared by candidates
They asked questions fully on Hadoop components like hive ,sqoop etc ,. and spark in technical interview
Questions related to coding oop/performance/quality/testing...
I was asked to finish a technical challenge on Heetch's data.
- Do you have experience building scrapers?
Mostly on Hive, ingesting web traffic data, ingesting json files, lot of sql queries, DWH questions
The online test had three coding and one SQL question. Coding questions were more stringent than SQL, that came as a surprise to me as the position was for "Big Data Engineer." Feels like they hire anyone without any skill match to the job position or based on the "coolness" of the resume factor.
deploy mode in spark
Hadoop, Spark and sqoop questions. Programming questions in online test
Telephonic- Bucketing Partitioning What happens if the file size is more than the memory in driver Spark architecture Basic hive Sql queries Partitioning in spark Coalesce in spark Query execution sequence Second technical- he was very humble to understand my part of work. Mainly about the kind of work i have done in past. SQL scenarios Data warehousing Big data basics Case study on insurance company - how would i store the data what tables should have what columns and how to store them for easy retrieval in big data environment. How to read xml files Diff xml and json files Managerial- it ws a basic QnA HR-normal HR discussion . Nice experience over all
Viewing 1651 - 1660 interview questions