启航计算机考研专业课系列计算机考研专业课:计算机网络一本通(考点详解+习题全解) 本书特色
《计算机考研专业课——计算机网络一本通(考点详解 习题全解)》严格按照全国硕士研究生入学考试计算机学科专业基础综合大纲进行编写,全面涵盖计算机网络概 论、物理层、数据链路层、网络层、传输层、应用层、网络安全等大纲所要求的知识点,并以图、表的形式 对考点进行讲解,讲解清晰易懂。本书精选历年的硕士研究生统考试题及部分名校试题进行详细讲解,帮助 考生学练结合,提高考生的学习效率。 本书可作为学生参加计算机专业硕士研究生入学考试的辅导用书,也可作为计算机及相关专业的学生学 习计算机网络的教材。
启航计算机考研专业课系列计算机考研专业课:计算机网络一本通(考点详解+习题全解) 内容简介
《计算机考研专业课——计算机网络一本通(考点详解+习题全解)》严格按照全国硕士研究生入学考试计算机学科专业基础综合大纲进行编写,全面涵盖计算机网络概论、物理层、数据链路层、网络层、传输层、应用层、网络安全等大纲所要求的知识点,并以图、表的形式对考点进行讲解,讲解清晰易懂。本书精选历年的硕士研究生统考试题及部分名校试题进行详细讲解,帮助考生学练结合,提高考生的学习效率。本书可作为学生参加计算机专业硕士研究生入学考试的辅导用书,也可作为计算机及相关专业的学生学习计算机网络的教材。
启航计算机考研专业课系列计算机考研专业课:计算机网络一本通(考点详解+习题全解) 目录
目 录
第 0 章 本书导学 ······························· 1.
0.1 计算机网络的学习方法 ·········· 1.
0.2 计算机网络的重点归纳 ·········· 1.
0.3 本书知识结构 ························· 2.
第 1 章 计算机网络概论 ···················· 3.
1.1 本章导学 ································· 3.
1.1.1 知识结构 ························ 3.
1.1.2 考纲解读 ························ 4.
1.2 知识讲解 ································· 4.
1.2.1 计算机网络概述 ············· 4.
1.2.2 计算机网络体系结构
与参考模型 ····················· 6.
1.2.3 计算机网络性能指标 ··· 10.
1.3 本章小结 ······························· 12.
1.4 本章习题 ······························· 12.
1.5 答案与解析 ··························· 16.
第 2 章 物理层 ································ 23.
2.1 本章导学 ······························· 23.
2.1.1 知识结构 ······················ 23.
2.1.2 考纲解读 ······················ 24.
2.2 知识讲解 ······························· 24.
2.2.1 数据通信的基础
知识 ······························ 24.
2.2.2 奈奎斯特定理与香农
定理 ······························ 27.
2.2.3 物理层设备 ··················· 30.
2.2.4 数据交换技术 ··············· 31.
2.2.5 物理层的接口特性 ······· 33.
2.3 本章小结 ······························· 33.
2.4 本章习题 ······························· 34.
2.5 答案与解析 ··························· 39.
第 3 章 数据链路层 ························· 47.
3.1 本章导学 ······························· 47.
3.1.1 知识结构 ······················ 47.
3.1.2 考纲解读 ······················ 48.
3.2 知识讲解 ······························· 48.
3.2.1 数据链路层的功能 ······ 48.
3.2.2 数据链路层三个基本
问题 ······························ 49.
3.2.3 流量控制与可靠
传输机制 ······················ 50.
3.2.4 介质访问控制方法 ······ 53.
3.2.5 局域网中的数据
链路层 ·························· 58.
3.2.6 广域网中的数据
链路层 ·························· 62.
3.2.7 数据链路层设备 ·········· 64.
3.2.8 局域网交换机 ·············· 66.
3.2.9 常用的校验方法 ·········· 67.
3.3 本章小结 ······························· 68.
3.4 本章习题 ······························· 68.
3.5 答案与解析 ···························· 71
第 4 章 网络层 ································ 81.
4.1 本章导学 ······························· 81.
4.1.1 知识结构 ······················ 81.
4.1.2 考纲解读 ······················ 82.
4.2 知识讲解 ······························· 82.
4.2.1 网络层功能 ·················· 82.
4.2.2 IP 地址 ························· 83.
4.2.3 网络层协议 ·················· 92.
4.2.4 路由协议 ······················ 95.
4.2.5 IP 组播 ······················· 106.
计算机考研专业课——计算机网络一本通(考点详解+习题全解)
IV
4.2.6 网络层设备 ················· 106.
4.2.7 互联设备总结 ············· 107.
4.3 本章小结 ····························· 108.
4.4 本章习题 ····························· 108.
4.5 答案与解析 ························· 117.
第 5 章 传输层 ······························ 129.
5.1 本章导学 ····························· 129.
5.1.1 知识结构 ···················· 129.
5.1.2 考纲解读 ···················· 130.
5.2 知识讲解 ····························· 130.
5.2.1 传输层的功能 ············· 130.
5.2.2 传输层的两种服务 ····· 131.
5.2.3 传输层的端口 ············· 132.
5.2.4 UDP ···························· 133.
5.2.5 TCP ····························· 136.
5.2.6 TCP 可靠传输和流量
控制 ···························· 141.
5.3 本章小结 ····························· 146.
5.4 本章习题 ····························· 147.
5.5 答案与解析 ························· 153.
第 6 章 应用层 ······························ 160.
6.1 本章导学 ····························· 160.
6.1.1 知识结构 ···················· 160.
6.1.2 考纲解读 ···················· 161.
6.2 知识讲解 ····························· 161.
6.2.1 端系统的通信模型 ···· 161.
6.2.2 DNS 系统 ··················· 161.
6.2.3 文件传输协议 ············ 165.
6.2.4 电子邮件 ···················· 166.
6.2.5 万维网(WWW) ····· 168.
6.3 本章小结 ····························· 171.
6.4 本章习题 ····························· 171.
6.5 答案与解析 ·························· 174.
第 7 章 网络安全··························· 181.
7.1 本章导学 ····························· 181.
7.1.1 知识结构 ···················· 181.
7.1.2 考纲解读 ···················· 182.
7.2 知识讲解 ····························· 182.
7.2.1 计算机网络通信面临
的威胁 ························ 182.
7.2.2 加密的一般过程 ········ 183.
7.2.3 数字签名 ···················· 184.
7.2.4 鉴别 ···························· 185.
7.2.5 密钥管理 ···················· 186.
7.2.6 防火墙 ························ 187.
7.3 本章小结 ····························· 188.
7.4 本章习题 ····························· 188.
7.5 答案与解析 ·························· 18 9
启航计算机考研专业课系列计算机考研专业课:计算机网络一本通(考点详解+习题全解) 作者简介
李红,博士,副教授,硕士研究生导师。多年计算机专业课程教学和培训经验,获得优秀教师称号,教学大赛一等奖等。现任启航计算机课程主讲老师之一,主编《启航计算机真题大全解》,对统考及北京地区985 高校出题思路与动向把握深刻。通过分模块测试学员复习进度,依据多次模拟,进行教学服务调整;确保学员顺利完成各阶段学习KPI。
刘财政,中国科学院博士。启航计算机集训营、网课主讲和高端VIP一对一中心老师,具有丰富的教学经验和扎实的知识积累,深受广大学员和家长的喜爱和一致好评。采用一个中心、点面结合教学法,以考试实战为中心,以突破考试知识为切入点,以建立知识体系为基本面,在点面结合中,让学生掌握应试技巧和提升考试能力。
启航考研,成立于1998年,国内首批从事考研培训的民办教育机构之一,启航考研2016年加入启航龙图教育科技集团有限公司,通过资源整合,形成了线下辅导、线上教育、图书出版等多元化的教学服务体系。本图书是由启航龙图计算机学院联合高校在职教师、中科院博士共同编写,专门针对计算机专业考研专业课。计算机专业考研目前是统考与高校自主命题并存的形势,本书以408统考体系为主线,结合部分热门院校的自主命题,全面覆盖高频考点,重点突出,层次分明。李红,博士,副教授,硕士研究生导师。多年计算机专业课程教学和培训经验,获得优秀教师称号,教学大赛一等奖等。现任启航计算机课程主讲老师之一,主编《启航计算机真题大全解》,对统考及北京地区985 高校出题思路与动向把握深刻。通过分模块测试学员复习进度,依据多次模拟,进行教学服务调整;确保学员顺利完成各阶段学习KPI。
刘财政,中国科学院博士。启航计算机集训营、网课主讲和高端VIP一对一中心老师,具有丰富的教学经验和扎实的知识积累,深受广大学员和家长的喜爱和一致好评。采用一个中心、点面结合教学法,以考试实战为中心,以突破考试知识为切入点,以建立知识体系为基本面,在点面结合中,让学生掌握应试技巧和提升考试能力。
启航考研,成立于1998年,国内首批从事考研培训的民办教育机构之一,启航考研2016年加入启航龙图教育科技集团有限公司,通过资源整合,形成了线下辅导、线上教育、图书出版等多元化的教学服务体系。本图书是由启航龙图计算机学院联合高校在职教师、中科院博士共同编写,专门针对计算机专业考研专业课。计算机专业考研目前是统考与高校自主命题并存的形势,本书以408统考体系为主线,结合部分热门院校的自主命题,全面覆盖高频考点,重点突出,层次分明。
为了帮助考生更好地理解考点内容,本图书还录制了一系列的图书配套视频。此外,启航龙图计算机学院还设计了“408统考”与“自主命题定向辅导”相结合的定制课程,包括全年集训营、半年集训营、暑期特训营、百日冲刺集训营等,采用高三式、全封闭、军事化管理,同时也开设了针对目标院校目标专业的高端定制的网络课程。经验丰富的师资、专业的课程设计、完备的课后答疑辅导、全套的图书资料,为考生提供全方位一体化的教学服务。