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lang=EN-US>4ms</span>，则处理这<span lang=EN-US>10</span>个记录的最长时间为<span lang=EN-US>___(15)___</span>；若对信息存储进行优化分布后，处理<span
lang=EN-US>10</span>个记录的最少时间为<span lang=EN-US>___(16)___</span>。<span
lang=EN-US><br>
</span>　　（<span lang=EN-US>15</span>）<span lang=EN-US>A</span>．<span
lang=EN-US>180ms</span><span class=GramE>　　　　</span><span lang=EN-US>B</span>．<span
lang=EN-US>200ms</span><span class=GramE>　　　　　　</span><span lang=EN-US>C</span>．<span
lang=EN-US>204ms</span><span class=GramE>　　　　　</span><span lang=EN-US>D</span>．<span
lang=EN-US>220ms&nbsp;<span
lang=EN-US style='mso-font-kerning:0pt'><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span class="style1">( 欢迎访问软件考试网 www.hbsoft.net)</span></span></span></span></span></span></span></span><br>
</span>　　（<span lang=EN-US>16</span>）<span lang=EN-US>A</span>．<span
lang=EN-US>40ms</span><span class=GramE>　　　　</span><span lang=EN-US> B</span>．<span
lang=EN-US>60ms</span><span class=GramE>　　　　　　</span><span lang=EN-US> C</span>．<span
lang=EN-US>100ms</span><span class=GramE>　　　　　</span><span lang=EN-US>D</span>．<span
lang=EN-US>160ms <o:p><span
lang=EN-US style='mso-font-kerning:0pt'><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span class="style1">( 欢迎访问软件考试网 www.hbsoft.net)</span></span></span></span></span></span></span></span></o:p></span></span></p>

<p class=MsoNormal align=left style='mso-margin-top-alt:auto;mso-margin-bottom-alt:
auto;text-align:left;mso-pagination:widow-orphan'><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'>　　<span
lang=EN-US>●</span>页式存储系统的逻辑地址是由页号和页内地址两部分组成。假定页面的大小为<span lang=EN-US>4K</span>，地址变换过程如下图所示，图中逻辑地址用十进制表示。<span
lang=EN-US> <o:p><span
lang=EN-US style='mso-font-kerning:0pt'><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span class="style1">( 欢迎访问软件考试网 www.hbsoft.net)</span></span></span></span></span></span></span></span></o:p></span></span></p>

<p class=MsoNormal align=center style='mso-margin-top-alt:auto;mso-margin-bottom-alt:
auto;text-align:center;mso-pagination:widow-orphan'><span lang=EN-US
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:
0pt'><!--[if gte vml 1]><v:shapetype id="_x0000_t75" coordsize="21600,21600"
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<p class=MsoNormal align=left style='mso-margin-top-alt:auto;mso-margin-bottom-alt:
auto;text-align:left;mso-pagination:widow-orphan'><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'>　　图中有效地址经过变换后，十进制物理地址<span
lang=EN-US> a </span>应为<span lang=EN-US>___(17)____</span>。<span lang=EN-US><span
lang=EN-US style='mso-font-kerning:0pt'><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span class="style1">( 欢迎访问软件考试网 www.hbsoft.net)</span></span></span></span></span></span></span></span><br>
</span>　　（<span lang=EN-US>17</span>）<span lang=EN-US>A</span>．<span
lang=EN-US>33220</span><span class=GramE>　　　　　　</span><span lang=EN-US>B</span>．<span
lang=EN-US>8644</span><span class=GramE>　　　　　</span><span lang=EN-US>C</span>．<span
lang=EN-US>4548</span><span class=GramE>　　　　　</span><span lang=EN-US>D</span>．<span
lang=EN-US>2500<o:p></o:p></span></span></p>

<p class=MsoNormal align=left style='mso-margin-top-alt:auto;mso-margin-bottom-alt:
auto;text-align:left;mso-pagination:widow-orphan'><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'>　　<span
lang=EN-US>● </span>下列叙述中，与提高软件可移植性相关的是<span lang=EN-US>___(18)____<span
lang=EN-US style='mso-font-kerning:0pt'><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span class="style1">( 欢迎访问软件考试网 www.hbsoft.net)</span></span></span></span></span></span></span></span><br>
</span>　　（<span lang=EN-US>18</span>）<span lang=EN-US>A</span>．选择时间效率高的算法<span
class=GramE>　　　　　　　</span><span lang=EN-US>B</span>．尽可能减少注释<span lang=EN-US><span
lang=EN-US style='mso-font-kerning:0pt'><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span class="style1">( 欢迎访问软件考试网 www.hbsoft.net)</span></span></span></span></span></span></span></span><br>
</span><span class=GramE>　　　　　</span><span lang=EN-US>C</span>．选择空间效率高的算法<span
class=GramE>　　　　　　　</span><span lang=EN-US>D</span>．尽量用高级语言编写系统中对效率要求不高的部分<span
lang=EN-US><o:p></o:p></span></span></p>

<p class=MsoNormal align=left style='mso-margin-top-alt:auto;mso-margin-bottom-alt:
auto;text-align:left;mso-pagination:widow-orphan'><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'>　　<span
lang=EN-US>● </span>在系统转换的过程中，旧系统和新系统并行工作一段时间，再由新系统代替旧系统的策略称为<span lang=EN-US>___(19)____</span>；在新系统全部正式运行前，一部分一部分地代替旧系统的策略称为<span
lang=EN-US>_____(20)_____</span>。<span lang=EN-US><span
lang=EN-US style='mso-font-kerning:0pt'><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span class="style1">( 欢迎访问软件考试网 www.hbsoft.net)</span></span></span></span></span></span></span></span><br>
</span>　　（<span lang=EN-US>19</span>）<span lang=EN-US>A</span>．直接转换<span
class=GramE>　　　　</span><span lang=EN-US>B</span>．位置转换<span class=GramE>　　　　</span><span
lang=EN-US>C</span>．分段转换<span class=GramE>　　　　</span><span lang=EN-US>D</span>．并行转换<span
lang=EN-US><br>
</span>　　（<span lang=EN-US>20</span>）<span lang=EN-US>A</span>．直接转换<span
class=GramE>　　　　</span><span lang=EN-US>B</span>．位置转换<span class=GramE>　　　　</span><span
lang=EN-US>C</span>．分段转换<span class=GramE>　　　　</span><span lang=EN-US>D</span>．并行转换<span
lang=EN-US><o:p></o:p></span></span></p>

<p class=MsoNormal align=left style='mso-margin-top-alt:auto;mso-margin-bottom-alt:
auto;text-align:left;mso-pagination:widow-orphan'><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'>　　<span
lang=EN-US>● </span>在<span lang=EN-US>OSI </span>参考模型中，上层协议实体与下层协议实体之间地逻辑接口叫做服务访问点（<span
lang=EN-US>SAP</span>）。在<span lang=EN-US>Internet</span>中，网络层地服务访问点是<span
lang=EN-US>_____(21)_____</span>。<span lang=EN-US><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span lang=EN-US><span
lang=EN-US style='mso-font-kerning:0pt'><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span class="style1">( 欢迎访问软件考试网 www.hbsoft.net)</span></span></span></span></span></span></span></span></span></span><br>
</span>　　（<span lang=EN-US>21</span>）<span lang=EN-US>A</span>．<span
lang=EN-US>MAC </span>地址<span class=GramE>　　　　</span><span lang=EN-US>B</span>．<span
lang=EN-US>LLC </span>地址<span class=GramE>　　　　</span><span lang=EN-US>C</span>．<span
lang=EN-US>IP </span>地址<span class=GramE>　　　　</span><span lang=EN-US>D</span>．端口号<span
lang=EN-US><o:p><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span lang=EN-US><span
lang=EN-US style='mso-font-kerning:0pt'><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span class="style1">( 欢迎访问软件考试网 www.hbsoft.net)</span></span></span></span></span></span></span></span></span></span></o:p></span></span></p>

<p class=MsoNormal align=left style='mso-margin-top-alt:auto;mso-margin-bottom-alt:
auto;text-align:left;mso-pagination:widow-orphan'><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'>　　<span
lang=EN-US>● </span>在<span lang=EN-US>OSI</span>参考模型中，实现<span class=GramE>端到端地应答</span>、分组排序合流量控制功能<span
class=GramE>地协议层</span>是<span lang=EN-US>_____(22)____</span>。<span lang=EN-US><br>
</span>　　（<span lang=EN-US>22</span>）<span lang=EN-US>A</span>．数据链路层　　<span
class=GramE>　</span><span lang=EN-US>B</span>．网络层<span class=GramE>　　　　　</span><span
lang=EN-US>C</span>．传输层<span class=GramE>　　　　　</span><span lang=EN-US>D</span>．会话层<span
lang=EN-US><o:p><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span lang=EN-US><span
lang=EN-US style='mso-font-kerning:0pt'><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'><span
lang=EN-US><span class="style1">( 欢迎访问软件考试网 www.hbsoft.net)</span></span></span></span></span></span></span></span></span></span></o:p></span></span></p>

<p class=MsoNormal align=left style='mso-margin-top-alt:auto;mso-margin-bottom-alt:
auto;text-align:left;mso-pagination:widow-orphan'><span style='font-size:12.0pt;
font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:0pt'>　　<span
lang=EN-US>● </span>在<span lang=EN-US>Internet</span>上又许多协议，下面地选项中<span
class=GramE>嫩能够</span>正确表示协议层次关系地是<span lang=EN-US>_____(23)____</span>。<span
lang=EN-US><br>
</span>　　（<span lang=EN-US>23</span>）<span lang=EN-US> <o:p></o:p></span></span></p>

<div align=center>

<table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width="80%"
 style='width:80.0%;mso-cellspacing:0cm;mso-padding-alt:0cm 0cm 0cm 0cm'>
 <tr style='mso-yfti-irow:0;mso-yfti-firstrow:yes'>
  <td width="50%" style='width:50.0%;padding:0cm 0cm 0cm 0cm'>
  <p class=MsoNormal align=left style='text-align:left;mso-pagination:widow-orphan'><span
  lang=EN-US style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:宋体;
  mso-font-kerning:0pt'>A</span><span style='font-size:12.0pt;font-family:宋体;
  mso-bidi-font-family:宋体;mso-font-kerning:0pt'>．<span lang=EN-US> <o:p></o:p></span></span></p>
  <div align=center>
  <table class=MsoNormalTable border=1 cellspacing=1 cellpadding=0 width="60%"
   style='width:60.0%;mso-cellspacing:.7pt'>
   <tr style='mso-yfti-irow:0;mso-yfti-firstrow:yes'>
    <td width=115 style='width:86.25pt;padding:.75pt .75pt .75pt .75pt'>
    <p class=MsoNormal align=center style='mso-margin-top-alt:auto;mso-margin-bottom-alt:
    auto;text-align:center;mso-pagination:widow-orphan'><span lang=EN-US
    style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:
    0pt'>SNMP<o:p></o:p></span></p>
    </td>
    <td width=115 style='width:86.25pt;padding:.75pt .75pt .75pt .75pt'>
    <p class=MsoNormal align=center style='mso-margin-top-alt:auto;mso-margin-bottom-alt:
    auto;text-align:center;mso-pagination:widow-orphan'><span lang=EN-US
    style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:宋体;mso-font-kerning:
    0pt'>POP3<o:p></o:p></span></p>
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