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【以学生为中心-SC教学改革】当Linux课堂不再“讲命令”,学生们开始抢着上台了

  • 2026-08-21 21:01:18
【以学生为中心-SC教学改革】当Linux课堂不再“讲命令”,学生们开始抢着上台了
以学生为中心(student-centered,简称:SC)的教学改革,是摒弃教师中心、教材中心、课堂中心的“老三中心”,通过课程体系重构、教学模式创新等,建立以学生发展为中心、学生学习为中心、学习效果为中心的“新三中心”。每一位教师都作为学生的“认知架构师”,致力于帮助他们从“学过”迈向“学会”,最终实现就业能力的提升。

以前,起《Linux操作系统》,学生皱眉,老师头疼。命令多、概念抽象、一上机就报错……传统“老师讲—学生记—上机做”的线性教学,让这门课长期陷入“学生难理解、教师难调动”的困境。但现在,在安淼老师的《Linux操作系统》课堂上,画风完全变了——

学生轮流上台做五分钟主题展示,小组之间为了积分抢答命令差异,实训项目不再悄悄做完而是当众演示、接受全班“找茬”。课堂不再是教师单向输出的地方,而成了一个学生主动构建知识、团队协作解决问题、在竞赛中不断迭代技能的态场所

从“听众”到“主讲”:五分钟展示倒逼深度加工

每节课一始,会有一名学生进行五分钟的Linux主题展示。他可能深入拆解一个常用命令的隐藏参数,也可能演示一个Shell脚本从报错到调通的全过程,或者分享一个自己踩过的权限坑。为了这五分钟,学生需要提前查阅资料、筛选重点、设计讲解逻辑——在准备过程中,知识已经被深度加工了一遍

“以前觉得学Linux就是背命令,现在轮到自己讲,才发现很多东西之前根本没真正理解。”一位学生这样说道。

头脑风暴加积分竞赛:课堂变成了“战场”

展示之后是小组头脑风暴。学生们围绕“这两个命令到底有什么区别?”“这个脚本还能怎么优化?”展开讨论。在交流中,零散的知识点被串联成更完整的图谱。而贯穿整门课程的积分竞赛,则把这种协作推向高潮——小组之间比拼命令挑战、问题抢答、脚本优化,积分高者获得奖励。良性竞争让课堂氛围迅速升温,学生从“怕被提问”变成了“抢着答题”。

实训项目公开演示:让错误和进步都被看见

最受学生欢迎的环节,是实训项目的公开演示。以往实训做完就交,对错全凭老师评判;现在学生要上台演示自己的操作过程,教师现场指导,其他同学可以随时纠错、提出改进建议。实践变成了一个“可展示、可讨论、可优化”的开放过程。一位学生在反馈中写道:“被别人指出错误的时候有点紧张,但改完那一瞬间,真的觉得这个命令再也忘不了了。”

三组转变,让改革落地

通过这样的课堂重构,三个实实在在的转变发生了:

从“师讲命令”到“学生讲Linux”

“完成任务”到“展示成果

“被动学习”到“主动探究”

课堂围更活跃,学生参与度更高,“以学生为中心”的理念在《Linux操作系统》这门硬核课程中,真正扎下系的专

供稿 |人工智能学院

 文字 | 安   淼

 排版 | 王伟祺

 审核 | 沈瑛莹

  「出品 / 教学质量保障中心」

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  1. CONNECT:[ UseTime:0.001100s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001906s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000827s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000635s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001301s ]
  6. SELECT * FROM `set` [ RunTime:0.021039s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001516s ]
  8. SELECT * FROM `article` WHERE `id` = 505296 LIMIT 1 [ RunTime:0.021639s ]
  9. UPDATE `article` SET `lasttime` = 1787323834 WHERE `id` = 505296 [ RunTime:0.007070s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 67 LIMIT 1 [ RunTime:0.000689s ]
  11. SELECT * FROM `article` WHERE `id` < 505296 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001155s ]
  12. SELECT * FROM `article` WHERE `id` > 505296 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.013110s ]
  13. SELECT * FROM `article` WHERE `id` < 505296 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.173271s ]
  14. SELECT * FROM `article` WHERE `id` < 505296 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.006735s ]
  15. SELECT * FROM `article` WHERE `id` < 505296 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.014144s ]
0.437591s