What Does Referential Integrity Do

question 3

Multiple Choice

What does referential integrity do?

• A) Allows users to delete records in tables
• B) Prevents the entry of a foreign key unless the primary key exists in the related table
• C) Prevents data from being edited or deleted
• D) Allows unrelated fields to be modified

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Definitions:

Distribution Centre

A specialized facility that is responsible for receiving, storing, and distributing products to retailers or customers.

Labour Cost

The expense associated with the work performed by employees, encompassing salaries, wages, and additional benefits.

Productivity

The ratio of outputs (goods and services) divided by one or more inputs (such as labour, capital, or management).

Labour Cost Per Unit

The total expense of labor required to produce a single unit of output, encompassing wages, benefits, and any other compensation.