What Type of Primary Key Is System-Generated and Is Usually

question 49

Multiple Choice

What type of primary key is system-generated and is usually hidden from users?

• A) weak entity
• B) surrogate key
• C) natural key
• D) artificial key

---

Definitions:

Electronic Textbooks

Digital versions of textbooks that can be accessed on electronic devices like computers, tablets, or e-readers.

Complementary Goods

Products or services that are used together, where the demand for one is linked to the demand for another.

Inferior Goods

Goods for which demand decreases as the income of the consumer increases, opposite to normal goods.

Income Increases

A rise in the amount of money received, especially on a regular basis, for work or through investments, which can impact consumption, savings, and overall economic well-being.