System Overview and Deployment Guide for Exam‑Ning Spring Cloud Application

System Overview

The project follows a front‑back separation model; the front‑end uses the vue‑element‑admin framework, and the source code is provided.

The back‑end is built with Spring Boot, Spring Cloud & Alibaba, and Mybatis‑plus.

Service registration and configuration are handled by Nacos, while authentication uses OAuth2.

Key components include OpenFeign for client calls, Sentinel for fault tolerance, and an API Gateway.

System Modules

exam-ning
├── exam-ning-springcloud-api           // Common module
├── exam-ning-springcloud-auth          // Authentication center [9527]
├── exam-ning-springcloud-gateway       // Gateway module [8080]
├── exam-ning-springcloud-system-exam   // Exam module [9201]
├── exam-ning-springcloud-system-user   // User system module [9202]

System Functions

User Management: add users and maintain basic user information.

Role Management: maintain role information and control permission scopes.

Menu Management: maintain menu permission information.

Exam Paper Management: add, preview, publish, and delete exam papers.

Question Management: handle single‑choice, multiple‑choice, fill‑in‑the‑blank, true/false, and short‑answer questions.

Exam Management: conduct exams, automatic grading for objective questions, and review wrong answers.

Demo Screenshots

Deployment Documentation

Initialize databases by creating exam-ning-springcloud-exam and exam-ning-springcloud-user databases and import the corresponding SQL files.

Start Nacos: download Nacos and run startup.cmd .

1、nacos 的版本，本项目依赖升级后 nacos-client 的版本是 2.0.3。
2. 启动Redis。
3. 依次启动 exam-ning-springcloud-gateway、exam-ning-springcloud-auth、exam-ning-springcloud-system-exam、exam-ning-springcloud-system-user。
4. 浏览器访问 http://localhost:9528/，账号密码 ：system/system。
5. 接口文档地址：http://127.0.0.1:8080/swagger-ui.html

Source Code Acquisition Method

Participants are asked to complete a questionnaire, screenshot the result, and send it along with the registration email to the provided WeChat ID (poxiaozhiai6). After manual verification, the source code will be shared.

Steps

Scan the QR code above to start the questionnaire.

Register an account with an email and fill out the questionnaire.

After completing the questionnaire, screenshot the result and add the WeChat ID poxiaozhiai6 , noting “Exam”.

Send the screenshot and the email used for registration.

After verification, the source code will be provided.