Question: in java Design, implement and test a DJMusicBusiness class. A DJMusicBusiness object runs the system. Therefore, the DJMusicBusiness class contains the main method. The class

in java

Design, implement and test a DJMusicBusiness class. A DJMusicBusiness object runs the system. Therefore, the DJMusicBusiness class contains the main method. The class has aStudent, aDJ and aTransaction. (You are required to use these instance variable names). You will be penalised for declaring any additional instance variables. The DJMusicBusiness uses menus to drive your system. The DJMusicBusiness class should display a Main Menu which allows the user to choose from the following 4 options (see screen dump below): 1. Student 2. DJ 3. Transaction 4. Exit

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