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WAEC Data Processing 2016 Question 36

Question 36

Database Management

Relationships between tables in a relational model are created by

  1. A.foreign keys.
  2. B.determinants.
  3. C.composite keys.
  4. D.candidate keys.
Show the answer and explanation

Answer: A (foreign keys.)

Explanation

A foreign key in one table points to the primary key of another, linking the tables.