系统主要由四个子系统组成：信息管理子系统、网络授课子系统、网络答疑子系统及网络考试子系统。

This system mainly consists of four pieces of module: information management subsystem, network teaching subsystem, network answering questions subsystem and network examination subsystem.

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系统分为系统管理、题库管理、考生信息管理，考生考试管理等功能模块。

The system divides into system administration module, question bank management module, examinee information management module.

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