Which is an EJB application exception?

An application exception is a checked exception that is either defined by the bean developer and does not extend a RemoteException, or is predefined in the javax. ejb package (that is, CreateException, DuplicateKeyException, FinderException, ObjectNotFoundException, or RemoveException).

What is javax EJB EJBException?

javax.ejb The EJBException is thrown to report that the invoked business method or callback method could not be completed because of an unexpected error (e.g. the instance failed to open a database connection).

Which of the following exception the client must handle or Rethrow?

If the method is throwing Exception , then the caller has to either handle it or rethrow, whereas the caller doesn’t have to do either if the method is throwing RuntimeException .

What is EJB exception in Irctc?

Advertisements. EJBs are a part of enterprise applications which are normally based on distributed environments. So, apart from the normal exceptions that can occur, there can be exceptions like communication failure, security permissions, server down, etc.

What is application Exception in C#?

ApplicationException is thrown by a user program, not by the common language runtime. If you are designing an application that needs to create its own exceptions, derive from the ApplicationException class. ApplicationException extends Exception, but does not add new functionality.

What is check and unchecked Exception in Java?

Difference Between Checked and Unchecked Exceptions in Java A checked exception is caught at compile time whereas a runtime or unchecked exception is, as it states, at runtime. A checked exception must be handled either by re-throwing or with a try catch block, whereas an unchecked isn’t required to be handled.

Why booking is not allowed in IRCTC?

The most likely in this case is the IRCTC try not to fill relatively long-distance trains with short-distance passengers and thus will not allow you to book. There are many alternative trains available for that journey, especially if you depart from DDU.

Can I book two tickets with same name?

Yes, you can book a train ticket with the same name, same mobile number, and age, but make sure that it will not in the same PNR number.

What is application and system exception?

Application Exception SystemExceptions are thrown by the CLR and are of more generic nature. ApplicationExceptions are thrown by Applications. All the exception is defined by the .Net. It is used when we want to define user-defined exception. It is thrown when a nonrecoverable error has occurred, such as database crash …

What is exception in a program or application?

An exception is an abnormal or unprecedented event that occurs after the execution of a software program or application. It is a runtime error of an undesired result or event affecting normal program flow. An exception is also known as a fault.