9.1.1 Compare and demonstrate traditional and object‐oriented error‐handling methods.
9.1.2 Cast data types.
9.1.3 Catch multiple exceptions.
9.1.4 Apply the finally block.
9.1.5 Handle exceptions thrown from outside methods.
9.1.6 Trace exceptions through the call stack.
9.1.7 Create exception classes.
9.1.8 Re‐throw exceptions.