public void PerformDivideByZero( )
 {
     try
     {
         int zero = 0;
         int result;
         result = ( int )(123 / zero);
         Console.WriteLine("result: {0}", result);
     }
     catch (Exception e) {
         CentralErrorProcessing.ProcessException(e);
     }
 }
 public void PerformOverflow( )
 {
     try
     {
         short value1 = 10000;
         short value2 = 20000;
         short result;
         result = (short)(value1 * value2);
         Console.WriteLine("result: {0}", result);
     }
     catch (Exception e) {
         CentralErrorProcessing.ProcessException(e);
     }
 }