It is the large-sized computer which is used for the basic business system and the like of enterprise. The substance of the mainframe with the enormous device, usually has been stored to the private computer room and Thing of the existing system which has been utilized from time before the that vis-a-vis the information system which anew it develops & introduces in enterprise and the like and Host computer Thing of the central computer which processes the data in the central centralized type system like the mainframe & the system and personal computer communication, vis-a-vis the terminal unit and the input from the client and Network cloud At one of the expression in telecommunication network, abstraction doing topology and channel etc., connection thing of the network group where it is displayed that it is possible and Composite application, The application software which was constructed the software part of software module and service etc. as an element, as these combinations and 2007 problem, In US the basic type system the veteran engineer who does use maintenance being even, retirement age is entered, thing of the problem that and future maintenance becomes difficults Rich client and Expression power and operativity of function and user interface and are indicated the contents etc. which, thing of the rich (rich) client software, or client machine environment.and Management dashboard In order usual to offer the information where are necessary for the manager and the manager of enterprise, in one totaling those in the picture, thing of the IT tool which it indicates in numerical value and the graph etc and OLTP (online transaction processing and The plural terminals accessing the host computer, information processing system of the shape which does processing request, as for the host computer returns the processing result to the sequential terminal and Batch processing and With data processing method of the computer, after collecting fixed period or one fixed quantity, lumping together the data, thing of the system which processes and FEP (front-end processor) and Thing of the hardware and the software which prepare the vis-a-vis the computer data processing and Adapter
Installing in a certain tool device, & the system internal processing or externally converting and adjusting, in order to be able to utilize in another use, those which it makes conform and EAI (enterprise application integration) and Cooperating the system where the inside of enterprise differs, or the tool for that. As for EAI as a tool, between the various system the middleware in order to cooperate.and BPM (business process management) Technology and the tool in order integration it controls & automates plural business process and the business system, to optimize flow the whole businessand EDI (electronic data interchange) and Doing the enterprise room arrangement pulling exchanging the business document which is electrized on the basis of standard, in addition making use of such receiving and ordering information and SOA (service-oriented architecture) Adjusting to the constitution unit of business process, the system architecture that.and it will construct the system with the software part which it was constructed & was rearranged and cooperating function mutually, and SBA (service based architecture) The framework in order to develop the softness and the quick system by the fact that "software service" is combined and MDA (model driven architecture) Model drive development. The technique where it does not depend on platform such as OS, and hardware uses the standard modeling technique of UML and the like models the function of application.
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