【正文】 .............................................................3 操作可行性 ..............................................................................................................................................33 需求分析 .........................................................................................................................................................3 系統(tǒng)需要解決的主要問(wèn)題 ......................................................................................................................3 系統(tǒng)具備的基本功能 ..............................................................................................................................4 數(shù)據(jù)流圖 ..................................................................................................................................................4 數(shù)據(jù)字典 ..................................................................................................................................................7 數(shù)據(jù)存儲(chǔ) ...........................................................................................................................................7 數(shù)據(jù)流 ...............................................................................................................................................8 數(shù)據(jù)處理 .............................................................................................................................................94 總體設(shè)計(jì) .......................................................................................................................................................10 概述 ........................................................................................................................................................10 系統(tǒng)功能劃分 ........................................................................................................................................11 畢業(yè)生子系統(tǒng)功能劃分 .................................................................................................................11 管理員子系統(tǒng)功能劃分 .................................................................................................................12 企業(yè)子系統(tǒng)功能劃分 .....................................................................................................................12 系統(tǒng)功能描述 ........................................................................................................................................13 畢業(yè)生子系統(tǒng)功能描述 .................................................................................................................13 管理員子系統(tǒng)功能描述 .................................................................................................................13 企業(yè)子系統(tǒng)功能描述 .....................................................................................................................14 數(shù)據(jù)庫(kù)概念結(jié)構(gòu)設(shè)計(jì) ............................................................................................................................14 各實(shí)體屬性圖： .........................................................................................................................14 各實(shí)體之間的關(guān)系 ER 圖 .............................................................................................................16 數(shù)據(jù)庫(kù)設(shè)計(jì) ..............................................................................................................................................175 詳細(xì)設(shè)計(jì) .......................................................................................................................................................19 概述 ........................................................................................................................................................19 程序流程圖 ............................................................................................................................................19 畢業(yè)生子系統(tǒng)程序流程圖 ...............................................................................................................19 管理員系統(tǒng)程序流程圖 ...................................................................................................................20 企業(yè)子系統(tǒng)程序流程圖 ...................................................................................................................21IV 輸入輸出設(shè)計(jì) ........................................................................................................................................216 測(cè)試與維護(hù) ...................................................................................................................................................32 測(cè)試的任務(wù)及目標(biāo) ................................................................................................................................32 測(cè)試的任務(wù) .........................................................................