?? 模擬考試16.htm
字號:
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.防竊聽技<BR> <INPUT class=radio name=text1697
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.防火墻技術<BR> <INPUT class=radio name=text1697
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.防病毒技術<BR> <INPUT class=radio name=text1697
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.防拒認技術<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>42 </TD>
<TD align=left height=212 width=607> TCP
是一個面向連接的協議，它提供連接的功能是__(31)__的©) <BR>答： <INPUT class=radio
name=text1703 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio value=A>A.
全雙工<BR> <INPUT class=radio name=text1703
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.半雙工<BR> <INPUT class=radio name=text1703
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.單工<BR> <INPUT class=radio name=text1703
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.單方向<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>43 </TD>
<TD align=left height=212 width=607> SNMP
協議管理操作中管理代理主動向管理進程報告事件的操作是__(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
基礎上的公共管理信息服務/公共管理信息協議 CMIS/CMIP 是一個完整的網絡管理協議族，網絡管理應用進程使用 OSI
參考模型的__(39)__。©) <BR>答： <INPUT class=radio name=text1717
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.網絡層<BR> <INPUT class=radio name=text1717
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.傳輸層<BR> <INPUT class=radio name=text1717
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.已表示層<BR> <INPUT class=radio name=text1717
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.應用層<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>45 </TD>
<TD align=left height=212 width=607>
N-ISDN一路話音占用的數據傳輸率是__(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> 當用 RS232C
直接連接兩臺計算機時，采用零調制解調器方式，其連接方式為__(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 針插座及電纜連接<BR> <INPUT class=radio name=text1956
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio value=B>B.用
9 針插座及電纜連接<BR> <INPUT class=radio name=text1956
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.信號地對接，一臺計算機的發送（接收）數據線與對方的接收（發送）數據線相連<BR>
<INPUT class=radio name=text1956 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.不能采用這種連接方式<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>47 </TD>
<TD align=left height=212 width=607> 當計算機需要通過相連的 MORDEM
發送數據時，依次設置的信號是__(50)__。©) <BR>答： <INPUT class=radio name=text1957
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.MODEM就緒→
DTE就緒→請求發送→允許發送→發數據→清請求發送→清允許發送→清MODEM就緒→清DTE就緒<BR>
<INPUT class=radio name=text1957 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.MODEM就緒→DTE就緒→請求發送→允許發送→發數據→清請求發送→清允許發送→清DTE就緒→清MODEM就緒<BR>
<INPUT class=radio name=text1957
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.DTE就緒→MODEM就緒→請求發送→允許發送→發數據→清請求發送→清允許發送→清MODEM就緒→清DTE就緒<BR>
<INPUT class=radio name=text1957
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.DTE就緒→MODEM就緒→請求發送→允許發送→發數據→清請求發送→清允許發送→清DTE就緒→清MODEM就緒<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>48 </TD>
<TD align=left height=212 width=607> 當進行 VP 交換時，VPI 和 VCI
的變化情況是__(53)__。©) <BR>答： <INPUT class=radio name=text1960
onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=A>A.VPI變化，VCI不變<BR> <INPUT class=radio
name=text1960 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.VPI不變，VCI變化<BR> <INPUT class=radio
name=text1960 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.VPI變化，VCI變化<BR> <INPUT class=radio
name=text1960 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.VPI不變，VCI不變<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>49 </TD>
<TD align=left height=212 width=607> ATM
網絡中使用信元作為傳輸數據的單位，當需要傳輸壓縮的視頻流數據時，采用的服務類別最好是__(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 服務器是 UNIX
操作平臺的重要工作之一，而 Apach 目前是應用最為廣泛的 Web 服務器產品之一，__(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.設定該WWW服務器的系統管理員賬號<BR> <INPUT class=radio
name=text1965 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=B>B.設定系統管理員的電子郵件地址<BR> <INPUT class=radio
name=text1965 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=C>C.指明服務器運行時的用戶賬號，服務器進程擁有該賬號的所有權限<BR> <INPUT
class=radio name=text1965 onblur="this.className='radio'"
onfocus="this.className='inputedit';this.select()" type=radio
value=D>D.指定服務器 WWW 管理界面的 URL，包括虛擬目錄、監聽端口等信息<BR></TD></TR>
<TR class=trh1>
<TD align=middle height=212 width=29>52 </TD>
<TD align=left height=212 width=607> 設某編碼體制的編碼方法為：輸入數據、( m =
1,2,… )，發送時，首先計算 bm = (aM+bm-1 ) MOD 2，發送的編碼為 Cm =
bm-bm-1。收到的編碼為Cm，其譯碼方法可表示為___(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> 信元是信元交換的單位。為控制差錯，在信元中包括
CRC 校驗和，其生成公式為 ___(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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