A teacher can teach multiple courses AND speak multiple languages

A medium Data Modeling interview practice problem on DataDriven. Write and execute real data modeling code with instant grading.

Domain

Data Modeling

Difficulty

medium

Problem

A teacher can teach multiple courses AND speak multiple languages. These facts are independent. The current schema stores them together, creating a multi-valued dependency. Fix it.

Practice This Problem

Solve this Data Modeling problem with real code execution. DataDriven runs your solution and grades it automatically.