Drexel Banking System Model Diagram shows the important aspects of the banking system, like Student, Faculty, Staff, Department, Account, and Transaction History. The accounts can be opened in a branch in the Drexel Banking system. The branch gives a loan to the customer. The customer borrows a loan, and the loan is paid through a weak entity "payment." The customer can deposit in his account. The employee serves the customer. An account can be a saving account or a current account. In addition to this, the banking system diagram shows customer details, creating a new account, withdrawing money, loan details, and depositing money. The customer details consist of customer name, address, phone number, account number.