Difference between F-02 and FB50
F-02:  Here we have to make entries on multiple screens.
FB50:  All the fields for making journal entries are available on a single screen.
|     Description  |        Parked Document  |        Held Document  |   
|     View the document in account display?  |        Yes  |        No  |   
|     Changes to the document  |        Any user can access, view and change the document  |        No other user, except the creator, will be to view and   change the document  |   
|     Document number  |        System assigned  |        Manually entered by the user  |   
|     Use of the data in the document for evaluation purposes  |        Possible  |        Not possible  |