Answer : Interior design classes usually focus on the history, theory, and practicality of design. In some cases, you'll learn about specific design styles and how to replicate them. Other times, you'll center your studies around particular periods in design history.
There is a lot of emphases placed on proper planning and execution in interior design. Many classes will require you to complete projects that involve real-world clients and specifications. This gives you the opportunity to put what you're learning into practice and to start developing your portfolio.
Most interior design programs also include coursework in related fields such as architecture, education, business, and more. This helps give you a well-rounded understanding of the industry as a whole