学生信息管理系统需求规格说明书VIP专享VIP免费

学生信息管理系统需求规格说明书学生信息管理系统需 求 规 格 说 明 书题目：学生信息管理系统需求分析系名：专业班级：姓名：学号：指导教师 :2013年 5 月 7 日1 目 录1．引言 ················································· 2 1.1 编写的目的 ·································· 3 1.2 项目背景 ····································· 4 1.3 定义 ··········································· 5 1.4 系统调试及可行性分析··················· 7 1.4.1 系统调研 ···························· 7 1.4.2 可行性分析概述 ··················· 8 1.4.3 技术可行性分析 ··················· 9 1.5 参考资料 ···································· 11 2．任务概述 ·········································· 11 2.1 项目目标 ··································· 11 2.2 系统需求 ····································12 2.3 运行环境 ····································12 2.5 条件、假定和限制 ························13 3.功能需求 ············································14 3.1 功能描述 ···································14 3. 2 系统基本数据构架 ······················15 3.3 E-R 模型 ····································17 3.4 系统流程图及模块图 ·····················19 3. 5 模型图 ······································21 3.6 性能的规定 ·································...