Medicare covers 12 federally authorization services and several optional services. Medicare is developing a database management system that will perform the following functions:1.confirm patient eligibility.2. assign doctors and pay doctors.3. pharmacists and hospitals promptly. the system should be designed to structure,store,retrieve,and analyze such information about patients,doctors,pharmacies,and preciption drugs.the system stores the following information: patients,patient history, doctors,pharmacy,sales at a pharmacy. a patient may visit a multiple doctor is visited by one or more patients. additionally,a patient may buy his or her medication from the pharmacy. only the basic requirements are listed in case study. any additional requirements for the OO methods for the development are optional. 1.for given scenario apply object oriented terminology and techniques to develop the system. 2. prepare a requirement specification and design documents.3 develop three test cases that could be used to test the requirements that you developed.