This phenomenon is known as a shock wave. Shock waves are also produced if the aircraft moves faster than the speed of sound. If a moving source of sound moves faster than sound, the source will always be ahead of the waves that it produces.
Plus, few majors can guarantee a financial return that will offset the financial debt many students will accumulate during college. Two-year degrees, of which an associate degree is the most common, provide training and education for a variety of fields in approximately half the time as a bachelor's degree. Plus, you can earn an associate degree from a local community college for a fraction of the cost of a four-year degree at a university. Also, for most areas of study, an associate degree puts you halfway toward a four-year degree should you decide to pursue one at a later time.
Traditionally, almost all bachelor's degree programs are designed to be completed in 4 years. Today, that's still true, but there are a wide variety of options. Some accredited universities offer accelerated programs that enable a student to complete the requirements for a bachelor's degree in 3 years. However, it's more common to attend school part-time. Another option is the co-op program in which a student attends school for one semester and then works the next.