K-Means ? Arbres de décision ? Complexité Algorithmique ? Peux-tu détailler ton projet d'analyse de données ?
Developer Big Data Interview Questions
1,784 developer big data interview questions shared by candidates
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Was a system design question on how to design a recurring events for the shipping service.
Typical questions on my background, programming languages, projects and previous experience.
What are your views on JAVA programming language?
Difference between cache and persist
Basic Optimisation Techniques for Hive and Spark.
Previous job experience and knowledge
class male female 1 2 1 2 0 2 3 2 0 class gender 1 m 1 f 1 m 2 f 2 f 3 m 3 m Using pyspark take the data from table1 and dump into another table in the format of table2 as given . Also please do vice-versa Question 2: dept salary 1 10 1 20 2 40 2 50 2 90 2 80 1 100 1 70 using pyspark sort the datasets as per salary and print out third highest row for each dept Question 3: How you the offset works in KAFKA , also write the syntax for it
As you to write quey for implementation of rank, dense rank and partition by use cases using spark. difference between coleasce and repartition, difference between rdd, dataset and dataframe, persist beneift
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