40 interview questions on Database - Fundamentals for developers (2025)

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functional dependencies

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normalization

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transactions

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functional dependency

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functional dependencies

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40 interview questions on Database - Fundamentalsfor developers (2025)

Test your technical skills before an interview of Database - Fundamentals with 40 corrected questions. Beginner, Intermediate or Expert level.

40 interview questions on Database - Fundamentalsfor developers (2025)

Test your technical skills before an interview of Database - Fundamentals with 40 corrected questions. Beginner, Intermediate or Expert level.

How to obtain the surname and first name of people running more than 10 units?

Find the keys of the following functional dependencies: a, b -> c a, b, d -> e c -> a, b d -> f e -> g

What is GDPR?

Which entity provides the legal framework supervising databases in France?

The decomposition normalization algorithm is?.

What type of constraint was violated?

What happens when you make the same transaction several times?

What is a database?

Properties of an elementary functional dependency X$ ightarrow$Y

What is the problem with a Cartesian product of tables?

Find the minimum number of functional dependencies to be removed in order to achieve a non redundant coverage.

What type of constraint was violated?

Which of these propositions can be types of constraints in a database?

Get all the names from the table E={(Name), (first name), time}.

What is a Table in a database?

What does the bond 0..* mean in a database?

How is a database managed with?

Find the normal form of the relation {a -> b; c -> a, d, e; f -> a}.

A relation must contain at least one key

Given a table E={(Name), (first name), time} representing the time for a race, what type of constraint was violated?