📄 模拟考试11.htm
字号:
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.会话<BR></TD></TR>
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<TD align=middle height=212 width=29>16 </TD>
<TD align=left height=212 width=607> ISO还定义了5个管理功能域， (37)
属于性能管理域。©) <BR>答： <INPUT class=radio name=text1562
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.故障告警<BR> <INPUT class=radio name=text1562
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.软件管理<BR> <INPUT class=radio name=text1562
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.2E作负载监视<BR> <INPUT class=radio name=text1562
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.访问控制<BR></TD></TR>
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<TD align=middle height=212 width=29>17 </TD>
<TD align=left height=212 width=607>
IAB制定的网络管理协议是SNMP，在SNMP管理框架中使用的管理信息库为 (38) 。©) <BR>答： <INPUT
class=radio name=text1565 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.MIB—1<BR> <INPUT class=radio name=text1565
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.MIB-2<BR> <INPUT class=radio name=text1565
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.MIB—3<BR> <INPUT class=radio name=text1565
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.MIB-4<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>18 </TD>
<TD align=left height=212 width=607>
IEEE802．11定义了无线局域网的两种工作模式，其中的 (41)
模式是一种点对点连接的网络，不需要无线接入点和有线网络的支持，用无线网卡连接的设备之间可以直接通信。©) <BR>答： <INPUT
class=radio name=text1570 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.Roaming<BR> <INPUT class=radio name=text1570
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.AdHoc<BR> <INPUT class=radio name=text1570
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.Infrastructure<BR> <INPUT class=radio
name=text1570 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.DiffuselR<BR></TD></TR>
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<TD align=middle height=212 width=29>19 </TD>
<TD align=left height=212 width=607>
IEEE802．11的物理层规定了三种传输技术，即红外技术、直接序列扩频(DSSS)和跳频扩频(FHSS)技术，后两种扩频技术都工作在 (42)
的ISM频段。©) <BR>答： <INPUT class=radio name=text1572
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.600MHz<BR> <INPUT class=radio name=text1572
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.800MHz<BR> <INPUT class=radio name=text1572
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.2．4GHz<BR> <INPUT class=radio name=text1572
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.19．2GHz<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>20 </TD>
<TD align=left height=212 width=607> IEEE802．11
MAC层具有多种功能，其中分布式协调功能采用的是 (43) 协议©) <BR>答： <INPUT class=radio
name=text1574 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.CSMA／CA<BR> <INPUT class=radio name=text1574
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.CSMA／CB<BR> <INPUT class=radio name=text1574
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.CSMA／CD<BR> <INPUT class=radio name=text1574
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.CSMAJCF<BR></TD></TR>
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<TD align=middle height=212 width=29>21 </TD>
<TD align=left height=212 width=607>
最新提出的IEEE802．1la标准可提供的最高数据速率为 (45) 。©) <BR>答： <INPUT class=radio
name=text1577 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.1Mb／s<BR> <INPUT class=radio name=text1577
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.2Mb／s<BR> <INPUT class=radio name=text1577
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.5.5Mb／s<BR> <INPUT class=radio name=text1577
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.54Mb／s<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>22 </TD>
<TD align=left height=212 width=607>
采用可变长子网掩码技术可以把大的网络分成小的子网，例如把子网掩码为255．255．0．0的网络40．15．0．0分为两个子网，假设第一个子网为40．15．0．0／17，则第二个子网为
(46) 。©) <BR>答： <INPUT class=radio name=text1578
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.40．15．1．0／17<BR> <INPUT class=radio
name=text1578 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.40．15．2．0／17<BR> <INPUT class=radio
name=text1578 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.40．15．100．0／17<BR> <INPUT class=radio
name=text1578 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.40．15．128．0／17<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>23 </TD>
<TD align=left height=212 width=607>
如果不打算使用DNS或者NIS进行地址解析，则必须将所有的主机名都放入文件 (54) 中©) <BR>答： <INPUT
class=radio name=text1591 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.／dev／hosts<BR> <INPUT class=radio
name=text1591 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.／dev／networks<BR> <INPUT class=radio
name=text1591 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.／etc／hosts<BR> <INPUT class=radio
name=text1591 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.／em／networks<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>24 </TD>
<TD align=left height=212 width=607>
在自治系统内部的各个路由器之间，运行的是内部网关协议IGP。早期的IGP叫做_(56) ©) <BR>答： <INPUT
class=radio name=text1593 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.RIP<BR> <INPUT class=radio name=text1593
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.GGP<BR> <INPUT class=radio name=text1593
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.BGP<BR> <INPUT class=radio name=text1593
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.OSPF<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>25 </TD>
<TD align=left height=212 width=607>
在自治系统内部的各个路由器之间，运行的是内部网关协议IGP。它执行 (57) 。©) <BR>答： <INPUT class=radio
name=text1594 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.路由选择算法<BR> <INPUT class=radio name=text1594
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.距离矢量算法<BR> <INPUT class=radio name=text1594
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.链路状态算法<BR> <INPUT class=radio name=text1594
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.内部网关算法<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>26 </TD>
<TD align=left height=212 width=607>
在自治系统内部的各个路由器之间，运行的是内部网关协议IGP。在不同自治系统的路由器之间，运行外部网关协议EGP，典型的EGP是 (60) 。©)
<BR>答： <INPUT class=radio name=text1599
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.RIP<BR> <INPUT class=radio name=text1599
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.GGP<BR> <INPUT class=radio name=text1599
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.BGP<BR> <INPUT class=radio name=text1599
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.OSPP<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>27 </TD>
<TD align=left height=212 width=607> 在用户平面采用的协议是 (62) 。©)
<BR>答： <INPUT class=radio name=text1601
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.X．28<BR> <INPUT class=radio name=text1601
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.HDLC<BR> <INPUT class=radio name=text1601
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.LAP-D<BR> <INPUT class=radio name=text1601
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.LAP-F<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>28 </TD>
<TD align=left height=212 width=607> 设有某一个令牌环网长度为 400 米，环上有
28 个站点，其数据传输率为 4MbpS，环上信号的传播速度为 200 米/μS，每个站点具有 1bit 时延，则环上可能存在的最小时延是©)
<BR>答： <INPUT class=radio name=text1645
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.1<BR> <INPUT class=radio name=text1645
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.8<BR> <INPUT class=radio name=text1645
onblur="this.className='radio'"
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