A Diploma in Interior Design provides in-depth knowledge of designing functional and attractive interiors. The course covers material selection, color coordination, lighting, furniture, and software-based design. It usually spans 1–2 years and is highly career-focused. Students gain hands-on experience through studio projects and workshops. Graduates can work as interior designers, decorators, or space planners, or even start their own businesses. The diploma is an affordable option for those who want a practical and job-ready education in interior design.