【正文】 ................1 國內(nèi)研究現(xiàn)狀 .............................................................................................................................1 國外研究現(xiàn)狀 .............................................................................................................................2 關(guān)鍵問題 ..............................................................................................................................................2 開發(fā)環(huán)境及人員分工情況 ..................................................................................................................2 開發(fā)環(huán)境 .....................................................................................................................................2 人員分工情況 .............................................................................................................................32 系統(tǒng)需求分析 .....................................................................................................................................5 可行性分析 ..........................................................................................................................................5 經(jīng)濟可行性 .................................................................................................................................5 技術(shù)可行性 ................................................................................................................................5 時機可行性 .................................................................................................................................5 管理可行性 ................................................................................................................................5 用途可行性 ................................................................................................................................5 安全可行性 .................................................................................................................................6 考試系統(tǒng)功能分析 ..............................................................................................................................6 考試策略 .....................................................................................................................................6 系統(tǒng)的數(shù)據(jù)流圖 .........................................................................................................................7 用戶界面分析 .............................................................................................................................7 系統(tǒng)安全性分析 .........................................................................................................................73 系統(tǒng)設(shè)計 ...............................................................................................................................................8 設(shè)計思想 ..............................................................................................................................................8 模塊的劃分與功能 ..............................................................................................................................84 ACCESS 數(shù)據(jù)庫的建立 ..............................................................................................................10 構(gòu)建數(shù)據(jù)庫解決方案 ........................................................................................................................10 設(shè)計考試系統(tǒng)數(shù)據(jù)庫 ........................................................................................................................10II 數(shù)據(jù)表的建立 ...........................................................................................................................10 數(shù)據(jù)表的關(guān)系 ...........................................................................................................................14 ACCESS 數(shù)據(jù)庫的安全性 ..................................................................................................................155 系統(tǒng)的實現(xiàn) ........................................................................................................................................17 計算機等級考試系統(tǒng)應(yīng)用程序框架 ................................................................................................17 服務(wù)端管理程序框架 ...............................................................................................................17 客戶端考試程序框架 ..............................................................................................................17 建立 Visual Basic 和數(shù)據(jù)庫的接口 ........................................................................................18 引用 ADO 庫文件 ...................................................................................................................18 建立數(shù)據(jù)庫的連接 ...................................................................................................................18 創(chuàng)建數(shù)據(jù)源 ...............................................................................................................................19 服務(wù)端主程序的建立 ........................................................................................................................19 統(tǒng)一功能模塊與主程序界面 ...................................................................................................19 系統(tǒng)鎖定功能 ...........................................................................................................................21 實現(xiàn)考試和題庫管理 ........................................................................................................................23 實現(xiàn)考試管理模塊 ...................................................................................................................23 實現(xiàn)題庫的管理 .......................................................................................................................24 生成考卷 ...................................................................................................................................26 考試系統(tǒng)客戶端的建立 ....................................................................................................................26 驗證考