知识问答服务器

功能需求：

实现用户登陆验证（按照用户权限进行划分，主要分为管理员和普通访问者两种权限）

实现普通用户的注册（需要输入用户名和密码）

实现知识问答题库的录入(权限为管理员)

实现知识问答题目的随机选题（从题库中随机选出10题）

普通用户成功登陆后，服务器将发送题目给用户，每回只发一题，用户答完后，服务器立即验证用户的答案是否正确，并将结果发给用户，然后发送下一题的题目。

用户完成所有的题目后服务器将会把用户的最终的得分以及答题的正确率发给用户。

知识问答服务器能够实现多人同时访问。

以上所述的文件均为属性文件（包括题库，用户验证）-Quiz server functional requirements: user login authentication (to be divided in accordance with the user privileges, mainly divided into two permissions of administrators and ordinary visitor (need to enter a user name and password) the entry quiz questions (permission) to achieve the common user registration quiz subject random topics (administrator) randomly selected 10 questions from the exam) after the successful landing of the ordinary user, the server will send the subject to the user, each time only made one question, the server immediately verify the user answered The user' s answer is correct, and the results are sent to the user, and then send the topic of the next question. Server after the user completes all topics will be the final score of the user answer correct rate to users. Quiz the server is able to achieve more than access at the same time. The above documents are the property of files (including Q &　A, user authentication)