Data Engineer Interview Questions

18,773 data engineer interview questions shared by candidates

Core Java- OOPS concept in details with example, collection vs collections, array vs array list internal working , HashSet vs HashMap difference and internal working, linked list vs array list which one is preferred ? what if array list size is full how new element is added to list. Spring- what is auto wired? dependency injection? types of DI, difference between construction injection and setter injection. singleton and prototype difference. Rest api call, spring mvc architecture, @Qualifer uses. @Controller, etc different types of annotation used in spring MVC architecture. Last question was how to load huge data from Rest api to the DB if its loaded in DB at a time then the database will crash immediately in such case how you will handle the situation. They kept you waiting for 5 hours for an interview even if there is very few people. They only hire if you go through referral drive.
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Big Data Engineer

Interviewed at Mu Sigma

3
Jan 10, 2020

Core Java- OOPS concept in details with example, collection vs collections, array vs array list internal working , HashSet vs HashMap difference and internal working, linked list vs array list which one is preferred ? what if array list size is full how new element is added to list. Spring- what is auto wired? dependency injection? types of DI, difference between construction injection and setter injection. singleton and prototype difference. Rest api call, spring mvc architecture, @Qualifer uses. @Controller, etc different types of annotation used in spring MVC architecture. Last question was how to load huge data from Rest api to the DB if its loaded in DB at a time then the database will crash immediately in such case how you will handle the situation. They kept you waiting for 5 hours for an interview even if there is very few people. They only hire if you go through referral drive.

Se eu me realocaria do RJ me mudando de Cabo Frio. A resposta foi sim. E como eu faria do ponto de vista de engenharia de dados em uma determinada situacao. Existem varias respostas para esta pergunta e dei a mais simplificada de todas. Talvez nao tenha sido a resposta desejada no momento.
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Engenheiro De Dados Sênior

Interviewed at Icatu Seguros

4.3
Sep 20, 2023

Se eu me realocaria do RJ me mudando de Cabo Frio. A resposta foi sim. E como eu faria do ponto de vista de engenharia de dados em uma determinada situacao. Existem varias respostas para esta pergunta e dei a mais simplificada de todas. Talvez nao tenha sido a resposta desejada no momento.

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