Method for controlling a terminal of MPEG-4 system

The MPEG-4 system terminal which can rapidly reproduce the selected contents through a caching mechanism is disclosed. When the MPEG-4 system terminal may play the selected content, and receives an initial object descriptor of the selected contents from the server and determines the destination stream, and priority based on the initial object descriptor, object descriptor, scene description or the like. First and requests the stream according to the ranking server and stored in the cache. Since, there is any object in any playback position of the object constituting the content stored in the cache, when the object and the last update time in the server will be consistent so that the object playback request from the cache playback. Accordingly, and allow users to more quickly reproduce the content that needs to play, it can be less affected due to network congestion is able to provide reliable content to users.