用C语言来实现所有功能,功能包括：报名管理、成绩管理、证书管理等。能做到考试的报名成绩的录入与查询以及证书的发放等功能。实现有关功能的增加、修改、删除、查询和统计模块。根据要求知道，一个学生报名后就拥有唯一的考号，考号随着考生取消报名而消失，所以可以以考号为Key来实现查找学生记录，实现有关功能的增加、修改、删除、查询，并用一个文件存储数据结果。-C language to implement all the functions, features include: Application management, performance management, certificate management. Registration can be done exam score entry and inquiry and issuance of certificates and other features. Implement related functions to add, modify, delete, query and statistical module. According demanded to know, after a student enrollment has unique candidate number, candidate number register as candidates canceled and disappear, it is possible to test No. Key to realize the search student records, added related functions, modify, delete, query, and with a data file storage results.