| 摘要 |
PURPOSE:To take a system analysis without depending upon the technique of an analyzing person by taking the system analysis by utilizing the relation of data items. CONSTITUTION:The attributes of the data items defined at an attribute definition part 1-2 are stored in an attribute storage part 1-3 through a screen input/ output medium 1-1 which interfaces the analyzing person. An input data item check part 1-4 checks whether or not there is an input data item which is not related with an output data item. An output data item check part 1-5 checks whether or not there is an output data item which is not related with the input data item or input/output data item. A character kind check part 14 checks the kind of a character defined as an attribute. A digit quantity check part 1-7 checks the number of digits defined as an attribute. An output data item duplicate check part 1-8 checks the duplicate definition of the output data item. |
