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

7 votes840 runs1 comment

4 votes707 runs

4 votes706 runs1 comment

3 votes643 runs0 comment

normalization

3 votes628 runs0 comment

2 votes766 runs0 comment

functional dependencies

2 votes590 runs0 comment

transactions

1 vote617 runs0 comment

1 vote579 runs0 comment

functional dependency

1 vote566 runs0 comment

1 vote185 runs0 comment

functional dependencies

1 vote81 runs1 comment

0 vote599 runs0 comment

0 vote592 runs0 comment

0 vote573 runs0 comment

0 vote569 runs0 comment

0 vote568 runs0 comment

0 vote568 runs0 comment

0 vote567 runs0 comment

0 vote560 runs0 comment

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?

What is GDPR?

Which entity provides the legal framework supervising databases in France?

The decomposition normalization algorithm is?.

What type of constraint was violated?

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

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?

A relation must contain at least one key

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

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