Importance

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Abstract

An information service system includes a terminal for generating a terminal inquiry to receive a remote response. The system further comprises host unit including a host database for storing information of a first plurality of items, for returning a host response, having information regarding at least one item corresponding to the terminal inquiry from among the information of the first plurality of items, in response to the terminal inquiry. The host database also selecting items having high occurrence frequencies of inquiries from among the first plurality of items. Furthermore, a remote unit is connected to the terminal and the host unit and includes a remote database for storing information, as information of a second plurality of items, information of the items selected by the host unit in the remote database. The remote database information is used for determining whether or not a response to the terminal inquiry is present within the information of the second plurality of items. The host unit returns, to the terminal, the remote response when it is determined that the response to the terminal inquiry is present within the information of the second plurality of items. On the other hand, the host unit also transmits the terminal inquiry, as the remote inquiry, to the host unit to return the host response to the terminal as the remote response when it is determined that the response is not present within the information of the second plurality of items.

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First Claim