1. What keyword distinguishes a class method or variable from an instance variable or method?
2. What keyword distinguishes a constant from a non-constant variable?
3. If you create an object of the File class, will it only refer to files?
4. You have written a class that includes a method that contains three catch blocks. The class will not compile and you are getting a message saying that you will never reach the code that is in the last catch block. What is the problem?
5. You realize that your DataBase object's close() method should be called no matter what. Modify your above code to include the close() method in a finally block.