HOST-BASED INFORMATION SYSTEM, CLIENT, HOST, INFORMATION SYSTEM, DISPLAY TERMINAL, AND CONTROL DEVICE

摘要

A system including a plurality of clients and a host is provided. In the system, each client includes a storage-type display device holding a non-volatile display state; a unit storing data of a displayed document; client-side connection units that, when the host is connected, cause the client to communicate with the host and respectively correspond to predetermined processing; and a unit storing a response map indicating the predetermined processing corresponding to the client-side connection unit. The host includes a host-side connection unit which connects the host to the client-side connection unit; a unit obtaining data from the document storing unit, the data being displayed on the client display device set to communicate; and a unit executing predetermined processing on the obtained data, the processing being associated with the client-side connection unit, to which the host-side connection unit is connected, by the response map.