When the First IPhone Was Released, Tiffany Was Ten Years

question 88

Multiple Choice

When the first iPhone was released, Tiffany was ten years old. Approximately what age is she today?

• A) 10-19
• B) 20-29
• C) 30-39
• D) 40-49

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Definitions:

Referential Integrity

A concept in relational database management where every reference to an entity's data is valid, maintained through the use of foreign keys.

Foreign Field

An area or domain outside of one's usual environment or expertise.

Primary Key

A unique identifier for each record in a database table, used to ensure data integrity and facilitate relationships between tables.