5 real GATE CSE questions on Databases. Instant scoring and solutions, no signup — see where you stand in ~3 minutes.
Question 1 of 5
EASYConsider a relation Student(ID, Name, Dept) with 500 tuples and Department(Dept, Building) with 20 tuples. If a natural join is performed on Dept attribute and every student belongs to exactly one department that exists in Department relation, what is the minimum possible number of tuples in the result?