hive, hdfs, Squoop, java
Analista Big Data Interview Questions
1,784 analista big data interview questions shared by candidates
Simple python programs to solve simple problems.
1. Theoretical programming question. 2. White board presentation. 3. Name a technical project that you owned where you did not know the technology and discuss how you brought yourself up to speed.
Asked question on previous projects, HDFS commands and Kubernetes. Lots of question on technologies I used
Tell me about your self
About buckets, maps, analytical function, udf etc
what is df vs ds what is spark architecture
What is combinebykey SCD1 logic Different between edge node and data node Where the code will be deployed? (edge node or in cluster) YARN architecture What are all the versions of spark you have worked? Diff btw SchemaRDD and df Different ways to create dataframe what is bundle in oozie? fork action in oozie? distcp command how do you decide number of mappers in sqoop job? what is the optimal number of mappers provided there is no restriction in establishing connection to DB? how to do you pull clob,blob datatype in oracle to HDFS? semi join,anti-join in scala diff between logical plan and physical plan where can we see logical plan?
Why do we use parquet file format ? Why dataframes are faster than RDD
Technical question on every technology
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