Information system construction assistance device, information system construction assistance method, and information system construction assistance program
An information system construction assistance device includes a selection screen presentation unit that presents a selection screen for selecting a requirement item group provided according to a specific task requirement, an input screen presentation unit that presents an input screen for inputting parameters included in the selected requirement item group, a system model selection unit that selects a system model satisfying the construction requirements, an operation information acquisition unit that acquires operation information of an existing system based on a selected system model group, a performance evaluation unit that evaluates a performance of a selected system model using the parameters of the operation information, and a construction candidate presentation unit that compares the performance and the construction requirements and presents an information system which is constructible using the system model produced after determining a sizing factor for the selected system model.