| 摘要 |
<p>This invention concerns a network server operable to run an application and communicate using question and answer sessions to provide answers to users questions. In particular it concerns such a server equipped to deal with the situation where it is unable to provide an answer from the application as it exists at that time. To do this the server initiates and controls a knowledge extending question and answer session to add the answer to the application. In a further aspect it concerns a method of operating such a server.</p> |
