宣城公司做网站二十条疫情优化措施

✨作者主页：IT毕设梦工厂✨
个人简介：曾从事计算机专业培训教学，擅长Java、Python、微信小程序、Golang、安卓Android等项目实战。接项目定制开发、代码讲解、答辩教学、文档编写、降重等。
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一、前言

在线考试系统作为教育信息化发展的产物，正逐渐改变传统的考试模式。随着互联网技术的普及和应用，在线考试系统以其便捷性和低成本的优势，满足了现代社会对教育灵活性和个性化的需求。据资料显示，世界各国对教育信息化给予了高度的关注，试图在未来的信息社会中让教育处于优势地位 。

尽管在线考试系统提供了许多优势，但在实际应用中仍存在一些问题。例如，题库录入操作复杂，初次使用时搭建题库不便；考试的作弊行为需要更有效的控制手段；主观题目的阅卷工作仍需人工进行；部分题型在线上作答存在困难 。这些问题限制了在线考试系统的广泛应用和效果。

本课题旨在设计并实现一个功能齐全、用户友好、安全可靠的在线考试系统。系统将提供简化的题库录入方式、智能阅卷功能以及良好的用户体验设计，以解决现有系统中存在的问题，并提高在线考试的效率和公正性 。

在网上考试系统中，管理员负责用户账户的创建与维护、新闻资讯与公告信息的发布与更新、试卷与试题的管理和维护、考试记录的查看与分析；教师可以管理试卷、创建和发布考试、查看学生考试记录并进行评分；学生用户能够查看考试信息、参加在线考试、查看自己的考试记录和成绩。系统通过这些功能模块的整合，旨在提供一个公正、便捷的在线考试环境。

本课题的研究具有重要的理论意义和实际意义。从理论角度来看，它为在线教育领域提供了新的研究思路，即如何利用信息技术优化考试流程。从实际角度来看，在线考试系统的应用将有助于提高考试的便捷性和高效性，降低教育成本，提升教育质量，促进教育公平 。同时，系统的推广应用还将推动教育信息化进程，促进教育现代化的发展。

二、开发环境

• 开发语言：Java/Python
• 数据库：MySQL
• 系统架构：B/S
• 后端：SpringBoot/SSM/Django/Flask
• 前端：Vue

三、系统界面展示

• 网上考试系统界面展示：
  试卷管理：
  试题管理：
  在线考试：
  查看考试记录：
  

四、部分代码设计

• 项目实战-代码参考：

@RestController
@RequestMapping("/examquestionbank")
public class ExamquestionbankController {@Autowiredprivate ExamquestionbankService examquestionbankService;/*** 后端列表*/@RequestMapping("/page")public R page(@RequestParam Map<String, Object> params,ExamquestionbankEntity examquestionbank,HttpServletRequest request){String tableName = request.getSession().getAttribute("tableName").toString();if(tableName.equals("jiaoshi")) {examquestionbank.setJiaoshigonghao((String)request.getSession().getAttribute("username"));}EntityWrapper<ExamquestionbankEntity> ew = new EntityWrapper<ExamquestionbankEntity>();PageUtils page = examquestionbankService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, examquestionbank), params), params));return R.ok().put("data", page);}/*** 前端列表*/@IgnoreAuth@RequestMapping("/list")public R list(@RequestParam Map<String, Object> params,ExamquestionbankEntity examquestionbank, HttpServletRequest request){EntityWrapper<ExamquestionbankEntity> ew = new EntityWrapper<ExamquestionbankEntity>();PageUtils page = examquestionbankService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, examquestionbank), params), params));return R.ok().put("data", page);}/*** 列表*/@RequestMapping("/lists")public R list( ExamquestionbankEntity examquestionbank){EntityWrapper<ExamquestionbankEntity> ew = new EntityWrapper<ExamquestionbankEntity>();ew.allEq(MPUtil.allEQMapPre( examquestionbank, "examquestionbank")); return R.ok().put("data", examquestionbankService.selectListView(ew));}/*** 查询*/@RequestMapping("/query")public R query(ExamquestionbankEntity examquestionbank){EntityWrapper< ExamquestionbankEntity> ew = new EntityWrapper< ExamquestionbankEntity>();ew.allEq(MPUtil.allEQMapPre( examquestionbank, "examquestionbank")); ExamquestionbankView examquestionbankView =  examquestionbankService.selectView(ew);return R.ok("查询试题库表成功").put("data", examquestionbankView);}/*** 后端详情*/@RequestMapping("/info/{id}")public R info(@PathVariable("id") Long id){ExamquestionbankEntity examquestionbank = examquestionbankService.selectById(id);return R.ok().put("data", examquestionbank);}/*** 前端详情*/@IgnoreAuth@RequestMapping("/detail/{id}")public R detail(@PathVariable("id") Long id){ExamquestionbankEntity examquestionbank = examquestionbankService.selectById(id);return R.ok().put("data", examquestionbank);}/*** 后端保存*/@RequestMapping("/save")public R save(@RequestBody ExamquestionbankEntity examquestionbank, HttpServletRequest request){//ValidatorUtils.validateEntity(examquestionbank);String tableName = request.getSession().getAttribute("tableName").toString();if(tableName.equals("jiaoshi")) {examquestionbank.setJiaoshigonghao((String)request.getSession().getAttribute("username"));}examquestionbankService.insert(examquestionbank);return R.ok();}/*** 前端保存*/@RequestMapping("/add")public R add(@RequestBody ExamquestionbankEntity examquestionbank, HttpServletRequest request){//ValidatorUtils.validateEntity(examquestionbank);String tableName = request.getSession().getAttribute("tableName").toString();if(tableName.equals("jiaoshi")) {examquestionbank.setJiaoshigonghao((String)request.getSession().getAttribute("username"));}examquestionbankService.insert(examquestionbank);return R.ok();}/*** 获取用户密保*/@RequestMapping("/security")@IgnoreAuthpublic R security(@RequestParam String username){ExamquestionbankEntity examquestionbank = examquestionbankService.selectOne(new EntityWrapper<ExamquestionbankEntity>().eq("", username));return R.ok().put("data", examquestionbank);}/*** 修改*/@RequestMapping("/update")@Transactional@IgnoreAuthpublic R update(@RequestBody ExamquestionbankEntity examquestionbank, HttpServletRequest request){//ValidatorUtils.validateEntity(examquestionbank);examquestionbankService.updateById(examquestionbank);//全部更新return R.ok();}/*** 删除*/@RequestMapping("/delete")public R delete(@RequestBody Long[] ids){examquestionbankService.deleteBatchIds(Arrays.asList(ids));return R.ok();}/*** 前端智能排序*/@IgnoreAuth@RequestMapping("/autoSort")public R autoSort(@RequestParam Map<String, Object> params,ExamquestionbankEntity examquestionbank, HttpServletRequest request,String pre){EntityWrapper<ExamquestionbankEntity> ew = new EntityWrapper<ExamquestionbankEntity>();Map<String, Object> newMap = new HashMap<String, Object>();Map<String, Object> param = new HashMap<String, Object>();Iterator<Map.Entry<String, Object>> it = param.entrySet().iterator();while (it.hasNext()) {Map.Entry<String, Object> entry = it.next();String key = entry.getKey();String newKey = entry.getKey();if (pre.endsWith(".")) {newMap.put(pre + newKey, entry.getValue());} else if (StringUtils.isEmpty(pre)) {newMap.put(newKey, entry.getValue());} else {newMap.put(pre + "." + newKey, entry.getValue());}}params.put("sort", "clicktime");params.put("order", "desc");PageUtils page = examquestionbankService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, examquestionbank), params), params));return R.ok().put("data", page);}}

@RestController
@RequestMapping("/examquestion")
public class ExamquestionController {@Autowiredprivate ExamquestionService examquestionService;/*** 后端列表*/@RequestMapping("/page")public R page(@RequestParam Map<String, Object> params,ExamquestionEntity examquestion,HttpServletRequest request){String tableName = request.getSession().getAttribute("tableName").toString();if(tableName.equals("jiaoshi")) {examquestion.setJiaoshigonghao((String)request.getSession().getAttribute("username"));}EntityWrapper<ExamquestionEntity> ew = new EntityWrapper<ExamquestionEntity>();PageUtils page = examquestionService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, examquestion), params), params));return R.ok().put("data", page);}/*** 前端列表*/@IgnoreAuth@RequestMapping("/list")public R list(@RequestParam Map<String, Object> params,ExamquestionEntity examquestion, HttpServletRequest request){EntityWrapper<ExamquestionEntity> ew = new EntityWrapper<ExamquestionEntity>();PageUtils page = examquestionService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, examquestion), params), params));return R.ok().put("data", page);}/*** 列表*/@RequestMapping("/lists")public R list( ExamquestionEntity examquestion){EntityWrapper<ExamquestionEntity> ew = new EntityWrapper<ExamquestionEntity>();ew.allEq(MPUtil.allEQMapPre( examquestion, "examquestion")); return R.ok().put("data", examquestionService.selectListView(ew));}/*** 查询*/@RequestMapping("/query")public R query(ExamquestionEntity examquestion){EntityWrapper< ExamquestionEntity> ew = new EntityWrapper< ExamquestionEntity>();ew.allEq(MPUtil.allEQMapPre( examquestion, "examquestion")); ExamquestionView examquestionView =  examquestionService.selectView(ew);return R.ok("查询试题表成功").put("data", examquestionView);}/*** 后端详情*/@RequestMapping("/info/{id}")public R info(@PathVariable("id") Long id){ExamquestionEntity examquestion = examquestionService.selectById(id);return R.ok().put("data", examquestion);}/*** 前端详情*/@IgnoreAuth@RequestMapping("/detail/{id}")public R detail(@PathVariable("id") Long id){ExamquestionEntity examquestion = examquestionService.selectById(id);return R.ok().put("data", examquestion);}/*** 后端保存*/@RequestMapping("/save")public R save(@RequestBody ExamquestionEntity examquestion, HttpServletRequest request){//ValidatorUtils.validateEntity(examquestion);String tableName = request.getSession().getAttribute("tableName").toString();if(tableName.equals("jiaoshi")) {examquestion.setJiaoshigonghao((String)request.getSession().getAttribute("username"));}examquestionService.insert(examquestion);return R.ok();}/*** 前端保存*/@RequestMapping("/add")public R add(@RequestBody ExamquestionEntity examquestion, HttpServletRequest request){//ValidatorUtils.validateEntity(examquestion);String tableName = request.getSession().getAttribute("tableName").toString();if(tableName.equals("jiaoshi")) {examquestion.setJiaoshigonghao((String)request.getSession().getAttribute("username"));}examquestionService.insert(examquestion);return R.ok();}/*** 获取用户密保*/@RequestMapping("/security")@IgnoreAuthpublic R security(@RequestParam String username){ExamquestionEntity examquestion = examquestionService.selectOne(new EntityWrapper<ExamquestionEntity>().eq("", username));return R.ok().put("data", examquestion);}/*** 修改*/@RequestMapping("/update")@Transactional@IgnoreAuthpublic R update(@RequestBody ExamquestionEntity examquestion, HttpServletRequest request){//ValidatorUtils.validateEntity(examquestion);examquestionService.updateById(examquestion);//全部更新return R.ok();}/*** 删除*/@RequestMapping("/delete")public R delete(@RequestBody Long[] ids){examquestionService.deleteBatchIds(Arrays.asList(ids));return R.ok();}/*** 前端智能排序*/@IgnoreAuth@RequestMapping("/autoSort")public R autoSort(@RequestParam Map<String, Object> params,ExamquestionEntity examquestion, HttpServletRequest request,String pre){EntityWrapper<ExamquestionEntity> ew = new EntityWrapper<ExamquestionEntity>();Map<String, Object> newMap = new HashMap<String, Object>();Map<String, Object> param = new HashMap<String, Object>();Iterator<Map.Entry<String, Object>> it = param.entrySet().iterator();while (it.hasNext()) {Map.Entry<String, Object> entry = it.next();String key = entry.getKey();String newKey = entry.getKey();if (pre.endsWith(".")) {newMap.put(pre + newKey, entry.getValue());} else if (StringUtils.isEmpty(pre)) {newMap.put(newKey, entry.getValue());} else {newMap.put(pre + "." + newKey, entry.getValue());}}params.put("sort", "clicktime");params.put("order", "desc");PageUtils page = examquestionService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, examquestion), params), params));return R.ok().put("data", page);}}

五、论文参考

• 计算机毕业设计选题推荐-网上考试系统-论文参考：
  

六、系统视频

• 网上考试系统-项目视频：

结语

计算机毕业设计选题推荐-网上考试系统-Java/Python项目实战
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