Why Do Relational Databases Use Primary Keys and Foreign Keys

question 127

Multiple Choice

Why do relational databases use primary keys and foreign keys?

• A) To create an entity.
• B) To create physical relationships.
• C) To create logical relationships.
• D) To create an attribute.

Analyze the importance of representational faithfulness in financial reporting.

Understand the impact of distributions on financial statements.

Evaluate a company's financial flexibility through specific financial statements.

Comprehend the role and criticisms of historical cost principle and other reporting principles.

---

Definitions:

Page Down

A keyboard command or button that scrolls the viewing area of a document or webpage downward by one screen length.

Navigation Bar

A user interface element within a website or application that provides a menu of links or items for navigating to different sections or pages.

Print Preview

A function in many software applications that shows users how a document or image will look when printed, allowing for adjustments before final printing.

Date Control

A feature or tool used in software applications for managing date input by users.