Chapter 14

1. The code that may potentially throw an exception must be put inside a try block.
2. Inside the catch block, you may primarily want to try to recover the error. The recovery strategy may be very different and may vary from reporting a friendly error to the user to repeating the operation with different parameters. Logging is another typical operation done in the catch block.
3. The exception type specified in the catch block captures exceptions matching the same type or any derived types. For this reason, the ones lower in the hierarchy must be specified last. In any case, the C# compiler will generate an error whenever the order is not correct.
4. By specifying the variable name in the catch statement, you get access to the exception object. It provides important information such as the message and other information that is very precious when logging an error. The exception object can also be used as the inner exception parameter when creating a new, more specific...