There are numerous courses offered for students to learn businesses in several business schools. These courses are targeted to improve the skills of students in business and management. These courses generally range from two to three years duration. All business courses are similar except the fact that some of them provide students specialization in certain streams such as management and BBM is such a course that is bachelors in business management. 

This course is specialized in imparting management skills to a student. In course he studies a large number of subjects such as accounting, business law and ethics, economics, finance, organizational behavior and management and many other subjects which help the student stand strong in the corporate world. This course is purely aimed at making student knowledgeable enough so that he can get a job easily and can start his journey in the corporate world.

 This is similar to BBA; the only difference is that it is aimed to target management. This course is for the engineers and that  why it is called a bachelor degree and it is a three-year course. These three years help the student learn everything and  a must course if he has those dreams of becoming another big businessman. 

Since it a bachelor program so no issues of getting a lack of basic knowledge, you can opt it after your high school.