📄 模拟考试16.htm
字号:
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.防窃听技<BR> <INPUT class=radio name=text1697
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.防火墙技术<BR> <INPUT class=radio name=text1697
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.防病毒技术<BR> <INPUT class=radio name=text1697
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.防拒认技术<BR></TD></TR>
<TR class=trh1>
<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，它提供连接的功能是__(31)__的©) <BR>答： <INPUT class=radio
name=text1703 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio value=A>A.
全双工<BR> <INPUT class=radio name=text1703
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.半双工<BR> <INPUT class=radio name=text1703
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.单工<BR> <INPUT class=radio name=text1703
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.单方向<BR></TD></TR>
<TR class=trh1>
<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>
<TR class=trh1>
<TD align=middle height=212 width=29>44 </TD>
<TD align=left height=212 width=607> 在 ISO OSI/RM
基础上的公共管理信息服务/公共管理信息协议 CMIS/CMIP 是一个完整的网络管理协议族，网络管理应用进程使用 OSI
参考模型的__(39)__。©) <BR>答： <INPUT class=radio name=text1717
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.网络层<BR> <INPUT class=radio name=text1717
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.传输层<BR> <INPUT class=radio name=text1717
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.已表示层<BR> <INPUT class=radio name=text1717
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.应用层<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>45 </TD>
<TD align=left height=212 width=607>
N-ISDN一路话音占用的数据传输率是__(44)__©) <BR>答： <INPUT class=radio
name=text1726 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.3KHz<BR> <INPUT class=radio name=text1726
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.3.4KHz<BR> <INPUT class=radio name=text1726
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.64Kbps<BR> <INPUT class=radio name=text1726
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.128Kbps <BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>46 </TD>
<TD align=left height=212 width=607> 当用 RS232C
直接连接两台计算机时，采用零调制解调器方式，其连接方式为__(49)__。©) <BR>答： <INPUT class=radio
name=text1956 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio value=A>A.用
25 针插座及电缆连接<BR> <INPUT class=radio name=text1956
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio value=B>B.用
9 针插座及电缆连接<BR> <INPUT class=radio name=text1956
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.信号地对接，一台计算机的发送（接收）数据线与对方的接收（发送）数据线相连<BR>
<INPUT class=radio name=text1956 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.不能采用这种连接方式<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>47 </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>48 </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>49 </TD>
<TD align=left height=212 width=607> ATM
网络中使用信元作为传输数据的单位，当需要传输压缩的视频流数据时，采用的服务类别最好是__(54)___。 ©) <BR>答：
<INPUT class=radio name=text1961 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.CBR <BR> <INPUT class=radio name=text1961
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.ABR <BR> <INPUT class=radio name=text1961
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.UBR <BR> <INPUT class=radio name=text1961
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.rt-VBR <BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>50 </TD>
<TD align=left height=212 width=607> 配置 WWW 服务器是 UNIX
操作平台的重要工作之一，而 Apach 目前是应用最为广泛的 Web 服务器产品之一，__(56)__是 apache 的主要配置文件。©)
<BR>答： <INPUT class=radio name=text1963
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.httpd.conf<BR> <INPUT class=radio
name=text1963 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.srm.conf<BR> <INPUT class=radio
name=text1963 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.access.conf<BR> <INPUT class=radio
name=text1963 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.apache.conf<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>51 </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>52 </TD>
<TD align=left height=212 width=607> 设某编码体制的编码方法为：输入数据、( m =
1,2,… )，发送时，首先计算 bm = (aM+bm-1 ) MOD 2，发送的编码为 Cm =
bm-bm-1。收到的编码为Cm，其译码方法可表示为___(5)___。©) <BR>答： <INPUT class=radio
name=text1971 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio value=A>A.
C+Cm-1<BR> <INPUT class=radio name=text1971
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.Cm-Cm-1<BR> <INPUT class=radio name=text1971
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio value=C>C.
Cm MOD 2<BR> <INPUT class=radio name=text1971
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.(Cm-Cm-1)MoD 2<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>53 </TD>
<TD align=left height=212 width=607> 信元是信元交换的单位。为控制差错，在信元中包括
CRC 校验和，其生成公式为 ___(6)___©) <BR>答： <INPUT class=radio name=text1972
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.x8＋x7＋x＋1<BR> <INPUT class=radio
name=text1972 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.x8＋x2＋x＋1<BR> <INPUT class=radio
name=text1972 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.x16＋x12＋x＋1<BR> <INPUT class=radio
name=text1972 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.x16＋x15＋x2＋1<BR></TD></TR>
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