First of all, I did a set of exam questions: 1, Final, Finally, Finalize, String S = New String ("XYZ"); Create a few String Object? 3, the difference between overload and override. Whether OverLoaded method can change the type of return value? 4, Try {} has a return statement, then the code in finally {} after this try is not executed, when is executed, before return Or? 5, short s1 = 1; S1 = S1 1; What is wrong? SHORT S1 = 1; S1 = 1; Is there anything wrong? 6, write a Singleton. Then dragged in and asked about several questions: 1. Describe the J2EE's architecture 2, describe the MVC3, UML, which is used in previous projects in the past, which test steps in previous projects. To ensure quality 5, Hibernate has a specific content of a project written on the resume 6, resume