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Types of relationships - Assignments

1. Employees and addresses

We are looking at a data model of an HR database.

This contains data of employees and addresses.

Look closely at the data model. What type of relationship is there between an employee and an address?

  1. One-to-one
  2. One-to-many
  3. Many-to-many

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One-to-many



2. Employees and passport details

The data model of the HR database has been further expanded.

Data of passport details is now also being processed.

Look closely at the data model. What type of relationship is there between an employee and a passport?

  1. One-to-one
  2. One-to-many
  3. Many-to-many

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One-to-one