ch11.htm

汤子瀛《操作系统》电子教案

      </o:p>
      </span></font></p>
      <p style="MARGIN-LEFT: 18pt; TEXT-INDENT: -18pt; tab-stops: list 18.0pt; mso-list: l8 level1 lfo10"><font color="#FFFFFF"><span lang="EN-US">1．</span>客户<span lang="EN-US">/服务器模式的形成和结构<o:p>
      </o:p>
      </span></font></p>
      <p><font color="#FFFFFF"><span style="mso-spacerun: yes; mso-bidi-font-size: 10.0pt" lang="EN-US">&nbsp;&nbsp; 
      </span><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">客户</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">/</span><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">服务器模式的形成：</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><o:p>
      </o:p>
      </span></font></p>
      <p><font color="#FFFFFF"><span style="mso-spacerun: yes; mso-bidi-font-size: 10.0pt" lang="EN-US">&nbsp;&nbsp; 
      </span><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">客户</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">/</span><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">服务器模式的结构：</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><o:p>
      </o:p>
      </span></font></p>
      <p style="MARGIN-LEFT: 18pt; TEXT-INDENT: -18pt; tab-stops: list 18.0pt; mso-list: l8 level1 lfo10"><font color="#FFFFFF"><span lang="EN-US">2．</span>客户<span lang="EN-US">/服务器模式的类型<o:p>
      </o:p>
      </span></font></p>
      <p style="MARGIN-LEFT: 18pt"><font color="#FFFFFF"><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">文件服务器式的客户</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">/</span><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">服务器模式</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><o:p>
      </o:p>
      </span></font></p>
      <p style="MARGIN-LEFT: 18pt"><font color="#FFFFFF"><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">数据库服务器式的客户</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">/</span><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">服务器模式</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><o:p>
      </o:p>
      </span></font></p>
      <p style="MARGIN-LEFT: 18pt; TEXT-INDENT: -18pt; tab-stops: list 18.0pt; mso-list: l8 level1 lfo10"><font color="#FFFFFF"><span lang="EN-US">3．</span>客户<span lang="EN-US">/服务器间的交互<o:p>
      </o:p>
      </span></font></p>
      <p style="MARGIN-LEFT: 18pt; TEXT-INDENT: -18pt; tab-stops: list 18.0pt; mso-list: l8 level1 lfo10"><font color="#FFFFFF"><span lang="EN-US">4．</span>客户<span lang="EN-US">/服务器模式的优点<o:p>
      </o:p>
      </span></font></p>
      <p style="MARGIN-LEFT: 18pt"><font color="#FFFFFF"><span style="mso-bidi-font-size: 10.0pt; mso-hansi-font-family: Times New Roman">数据分布存储；数据的分布处理；友好的用户界面；易于改编应用软件<span lang="EN-US"><o:p>
      </o:p>
      </span></span></font></p>
      <p style="MARGIN-LEFT: 18pt"><font color="#FFFFFF"><span style="mso-bidi-font-size: 10.0pt; mso-hansi-font-family: Times New Roman">缺点：可靠性和瓶颈问题<span lang="EN-US"><o:p>
      </o:p>
      </span></span></font></p>
      <p style="MARGIN-LEFT: 18pt; TEXT-INDENT: -18pt; tab-stops: list 18.0pt; mso-list: l8 level1 lfo10"><font color="#FFFFFF"><span lang="EN-US">5．</span>对等模式：<span lang="EN-US"><o:p>
      </o:p>
      </span></font></p>
      <p><font color="#FFFFFF"><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">是指把服务和控制功能分布到各个工作站上的一种模式</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><o:p>
      </o:p>
      </span></font></p>
      <p><font color="#FFFFFF"><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">优点：平等性；可靠性好；可扩展性好</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><o:p>
      </o:p>
      </span></font></p>
      <p><font color="#FFFFFF"><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">缺点：对所有的工作站的要求都较高；实现复杂；缺乏网络应用软件</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><o:p>
      </o:p>
      </span></font></p>
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      <p style="TEXT-ALIGN: center" align="center"><font color="#FFFFFF"><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><a name="ch114"></a>11．4<span style="mso-spacerun: yes">&nbsp; 
      </span>网络操作系统的构成<o:p>
      </o:p>
      </span></font></p>
      <p style="MARGIN-LEFT: 18pt; TEXT-INDENT: -18pt; tab-stops: list 18.0pt; mso-list: l2 level1 lfo11"><font color="#FFFFFF"><span lang="EN-US" style="mso-fareast-font-family: 黑体">1．</span><span style="mso-ascii-font-family: Times New Roman">工作站网络软件</span><span lang="EN-US" style="mso-fareast-font-family: 黑体"><o:p>
      </o:p>
      </span></font></p>
      <p><font color="#FFFFFF"><span style="mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">　</span><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">⑴重定向程序</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><o:p>
      </o:p>
      </span></font></p>
      <p style="MARGIN-LEFT: 18pt"><font color="#FFFFFF"><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">DOS/</span><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">网络请求解释程序</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><o:p>
      </o:p>
      </span></font></p>
      <p style="MARGIN-LEFT: 18pt"><font color="#FFFFFF"><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">重定向程序</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">Redirector<o:p>
      </o:p>
      </span></font></p>
      <p><font color="#FFFFFF"><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">　⑵网络基本输入输出系统</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">NETBIOS<o:p>
      </o:p>
      </span></font></p>
      <p style="MARGIN-LEFT: 18pt"><font color="#FFFFFF"><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">传输协议软件</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><o:p>
      </o:p>
      </span></font></p>
      <p style="MARGIN-LEFT: 18pt"><font color="#FFFFFF"><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">NETBIOS</span><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">的层次结构</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><o:p>
      </o:p>
      </span></font></p>
      <p style="MARGIN-LEFT: 18pt; TEXT-INDENT: -18pt; tab-stops: list 18.0pt; mso-list: l2 level1 lfo11"><font color="#FFFFFF"><span lang="EN-US" style="mso-fareast-font-family: 黑体">2．</span><span style="mso-ascii-font-family: Times New Roman">网络环境软件</span><span lang="EN-US" style="mso-fareast-font-family: 黑体"><o:p>
      </o:p>
      </span></font></p>
      <p style="MARGIN-LEFT: 18pt"><font color="#FFFFFF"><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">多任务软件：</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><o:p>
      </o:p>
      </span></font></p>
      <p style="MARGIN-LEFT: 18pt"><font color="#FFFFFF"><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">传输协议软件：</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><o:p>
      </o:p>
      </span></font></p>
      <p style="MARGIN-LEFT: 18pt"><font color="#FFFFFF"><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">多用户文件系统：</span></font></p>
      <p style="MARGIN-LEFT: 18pt; TEXT-INDENT: -18pt; tab-stops: list 18.0pt; mso-list: l2 level1 lfo11"><font color="#FFFFFF"><span lang="EN-US" style="mso-fareast-font-family: 黑体">3．</span><span style="mso-ascii-font-family: Times New Roman">网络服务软件</span><span lang="EN-US" style="mso-fareast-font-family: 黑体"><o:p>
      </o:p>
      </span></font></p>
      <p style="MARGIN-LEFT: 18pt"><font color="#FFFFFF"><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">名字服务、多用户文件服务、打印服务、电子邮件服务</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><o:p>
      </o:p>
      </span></font></p>
      <p style="MARGIN-LEFT: 18pt; TEXT-INDENT: -18pt; tab-stops: list 18.0pt; mso-list: l2 level1 lfo11"><font color="#FFFFFF"><span lang="EN-US" style="mso-fareast-font-family: 黑体">4．</span><span style="mso-ascii-font-family: Times New Roman">网络管理软件</span><span lang="EN-US" style="mso-fareast-font-family: 黑体"><o:p>
      </o:p>
      </span></font></p>
      <p style="MARGIN-LEFT: 18pt"><font color="#FFFFFF"><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">安全管理、容错、备份、性能检测</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><o:p>
      </o:p>
      </span></font></p>
      <p>　</td>
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      <p style="TEXT-ALIGN: center" align="center"><font color="#FFFFFF"><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><a name="ch115"></a>11．5<span style="mso-spacerun: yes">&nbsp; 
      </span>文件和打印服务<o:p>
      </o:p>
      </span></font></p>
      <p style="MARGIN-LEFT: 18pt; TEXT-INDENT: -18pt; tab-stops: list 18.0pt; mso-list: l3 level1 lfo12"><font color="#FFFFFF"><span lang="EN-US" style="mso-fareast-font-family: 黑体">1．</span><span style="mso-ascii-font-family: Times New Roman">文件服务的引入</span><span lang="EN-US" style="mso-fareast-font-family: 黑体"><o:p>
      </o:p>
      </span></font></p>
      <p><font color="#FFFFFF"><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">　⑴以虚拟软盘方式实现硬盘共享：</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><o:p>
      </o:p>
      </span></font></p>
      <p><font color="#FFFFFF"><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">　⑵以虚拟软盘方式共享硬盘的问题：</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><o:p>
      </o:p>
      </span></font></p>
      <p><font color="#FFFFFF"><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">　⑶文件服务方式：</span></font></p>
      <p style="MARGIN-LEFT: 18pt; TEXT-INDENT: -18pt; tab-stops: list 18.0pt; mso-list: l3 level1 lfo12"><font color="#FFFFFF"><span lang="EN-US" style="mso-fareast-font-family: 黑体">2．</span><span style="mso-ascii-font-family: Times New Roman">文件服务软件</span><span lang="EN-US" style="mso-fareast-font-family: 黑体"><o:p>
      </o:p>
      </span></font></p>
      <p><font color="#FFFFFF"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp; 
      </span>⑴PSP协议和软件<o:p>
      </o:p>
      </span></font></p>
      <p style="TEXT-INDENT: 24pt"><font color="#FFFFFF"><span lang="EN-US">PSP协议：<o:p>
      </o:p>
      </span></font></p>
      <p style="TEXT-INDENT: 24pt"><font color="#FFFFFF"><span lang="EN-US">PSP模块：<o:p>
      </o:p>