📄 模拟考试18.htm
字号:
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.单方向<BR></TD></TR>
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<TD align=middle height=212 width=29>42 </TD>
<TD align=left height=212 width=607> TCP
是一个面向连接的协议，为了提高效率，又引入了滑动窗口协议，这种分组的数量最多可以__(34)__©) <BR>答： <INPUT
class=radio name=text1710 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.是任意的<BR> <INPUT class=radio name=text1710
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.1个<BR> <INPUT class=radio name=text1710
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.大于滑动窗口的大小<BR> <INPUT class=radio
name=text1710 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.等于滑动窗口的大小<BR></TD></TR>
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<TD align=middle height=212 width=29>43 </TD>
<TD align=left height=212 width=607> SNMP
协议管理操作中管理代理主动向管理进程报告事件的操作是__(38)__。©) <BR>答： <INPUT class=radio
name=text1715 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.get-request<BR> <INPUT class=radio
name=text1715 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.get-response<BR> <INPUT class=radio
name=text1715 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.trap<BR> <INPUT class=radio name=text1715
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.set-request<BR></TD></TR>
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<TD align=middle height=212 width=29>44 </TD>
<TD align=left height=212 width=607> N-ISDN传输声音需要使用__(43)__©)
<BR>答： <INPUT class=radio name=text1724
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio value=A>A.A
通路<BR> <INPUT class=radio name=text1724
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio value=B>B.B
通路<BR> <INPUT class=radio name=text1724
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio value=C>C.C
通路<BR> <INPUT class=radio name=text1724
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio value=D>D.D
通路<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>45 </TD>
<TD align=left height=212 width=607> 当使用 RS232C
连接相关设备时，电缆的长度不应超过__(48)__米。©) <BR>答： <INPUT class=radio
name=text1727 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.3<BR> <INPUT class=radio name=text1727
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.12<BR> <INPUT class=radio name=text1727
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.15<BR> <INPUT class=radio name=text1727
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.50<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>46 </TD>
<TD align=left height=212 width=607> 当计算机需要通过相连的 MORDEM
发送数据时，依次设置的信号是__(50)__。©) <BR>答： <INPUT class=radio name=text1957
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.MODEM就绪→
DTE就绪→请求发送→允许发送→发数据→清请求发送→清允许发送→清MODEM就绪→清DTE就绪<BR>
<INPUT class=radio name=text1957 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.MODEM就绪→DTE就绪→请求发送→允许发送→发数据→清请求发送→清允许发送→清DTE就绪→清MODEM就绪<BR>
<INPUT class=radio name=text1957
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.DTE就绪→MODEM就绪→请求发送→允许发送→发数据→清请求发送→清允许发送→清MODEM就绪→清DTE就绪<BR>
<INPUT class=radio name=text1957
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.DTE就绪→MODEM就绪→请求发送→允许发送→发数据→清请求发送→清允许发送→清DTE就绪→清MODEM就绪<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>47 </TD>
<TD align=left height=212 width=607> 当进行 VP 交换时，VPI 和 VCI
的变化情况是__(53)__。©) <BR>答： <INPUT class=radio name=text1960
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.VPI变化，VCI不变<BR> <INPUT class=radio
name=text1960 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.VPI不变，VCI变化<BR> <INPUT class=radio
name=text1960 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.VPI变化，VCI变化<BR> <INPUT class=radio
name=text1960 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.VPI不变，VCI不变<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>48 </TD>
<TD align=left height=212 width=607> URL
根目录与服务器本地目录之间的映射关系是通过指令__(57)__设定©) <BR>答： <INPUT class=radio
name=text1964 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.WWWroot<BR> <INPUT class=radio name=text1964
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.ServerRoot<BR> <INPUT class=radio
name=text1964 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.ApacheRot<BR> <INPUT class=radio
name=text1964 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.DocumentRoot<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>49 </TD>
<TD align=left height=212 width=607> 指令 ServerAdmin
的作用是__(58)__©) <BR>答： <INPUT class=radio name=text1965
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.设定该WWW服务器的系统管理员账号<BR> <INPUT class=radio
name=text1965 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.设定系统管理员的电子邮件地址<BR> <INPUT class=radio
name=text1965 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.指明服务器运行时的用户账号，服务器进程拥有该账号的所有权限<BR> <INPUT
class=radio name=text1965 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.指定服务器 WWW 管理界面的 URL，包括虚拟目录、监听端口等信息<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>50 </TD>
<TD align=left height=212 width=607>
下图为曼彻斯特编码(表示的数据可能为___(1)___©) <BR>
<CENTER><IMG border=0 src="模拟考试18.files/2004813165711.bmp">
</CENTER><BR>答： <INPUT class=radio name=text1968
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.10100<BR> <INPUT class=radio name=text1968
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.01110<BR> <INPUT class=radio name=text1968
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.10101<BR> <INPUT class=radio name=text1968
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.00011<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>51 </TD>
<TD align=left height=212 width=607> 元是信元交换的单位。为控制差错，在信元中包括
CRC 校验和，校验和对___(7)___进行校验。 ©) <BR>答： <INPUT class=radio
name=text1973 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.整个信元<BR> <INPUT class=radio name=text1973
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.信元头<BR> <INPUT class=radio name=text1973
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.信元载荷(用户数据)<BR> <INPUT class=radio
name=text1973 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.信元的地址域<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>52 </TD>
<TD align=left height=212 width=607> 信元交换采用___(8)___技术进行复用。©)
<BR>答： <INPUT class=radio name=text1974
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.TDM<BR> <INPUT class=radio name=text1974
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.FDM<BR> <INPUT class=radio name=text1974
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.WDM<BR> <INPUT class=radio name=text1974
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.ATDM<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>53 </TD>
<TD align=left height=212 width=607>
信元交换过程中出现拥塞，该信息被记录在信元的___(10)___中。 ©) <BR>答： <INPUT class=radio
name=text1976 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio value=A>A.
GPC<BR> <INPUT class=radio name=text1976
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio value=B>B.
VPI<BR> <INPUT class=radio name=text1976
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.CLP <BR> <INPUT class=radio name=text1976
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.PT<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>54 </TD>
<TD align=left height=212 width=607> 当使用 RS-232
通信时，通常需要使用速率匹配功能，完成该功能的协议是___(15)___。©) <BR>答： <INPUT class=radio
name=text1981 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.TELNET<BR> <INPUT class=radio name=text1981
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio value=B>B.
XON/XOFF<BR> <INPUT class=radio name=text1981
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