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Data & databases quiz
Five questions on Data & databases. Answer all 5 to see your score. Questions are drawn from a bank of 15, so every attempt is different.
Question 1 of 5
The relational model was proposed in 1970 by:
Question 2 of 5
A column that uniquely identifies each row is the:
Question 3 of 5
A foreign key:
Question 4 of 5
Students and courses, where each student takes many courses and each course has many students, is a:
Question 5 of 5
Normalisation aims to: