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Data Engineer Interview Questions
21,097 data engineer interview questions shared by candidates
What technology would you use for processing memory in data?
SQL query consisting sets theory.
I was given a matrix, placed at the top right corner, and asked to get to the bottom right at lowest cost, where each element of the matrix having a value that cost for that step.
Cuanto llevas trabjando con python? alguna vez usaste sistemas cloud? te gusta trabajar en equipo?
Já possui experiencia com AWS?
It is possible to connect with internet by using single connection from the provider.
Despite my mentioning that I had only heard about map-reduce at talks, and not really used it, he decided to ask me a question on the same subject. How would you solve this ML problem using map-reduce? Another question was, what type of problems would you be interested in solving given a large amount twitter data. These were essentially the two "substantive" questions that he asked me, which I presume he'd be using to judge my candidacy!
What is the bad thing of setting indexes in a database?
Implement Hashmap structure in Java.
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