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 ● 一个 HTML 文件的起始标记为 （69） 。

   （69）

  • A.       
  • B.      </li> <li>C. <html>      </li> <li>D. <meta></li> </ul> </div> <div class="source"> 试题出自试卷《2008年下半年《程序员》上午试题(参考答案版)》 </div> <fieldset class="field-title"> <legend class="t-c">参考答案</legend> </fieldset> <div id="answer" data-qid="170703323513491456"> </div> <div class="functions"> <a href="/paper/202103162311682025066496.html" role="button" class="weui-btn weui-btn_default weui-btn_medium">查看试卷详情</a> <div id="popover" class="popover hide" role="dialog" aria-hidden="true" aria-modal="true" aria-labelledby="vip_nav"> <div class="weui-mask"></div> <div class="volume_model weui-dialog"> <div class="vip_top"></div> <div class="vip_label">温馨提示</div> <div class="vip_nav">该问题答案仅针对会员用户开放，请点击购买会员卡。</div> <a class="vip_open" href="/buy.html?qid=170703323513491456" id="buyvip">马上购买会员卡</a> <div class="vip_notes"> 我已购买会员卡， <a class="exp" href="https://mpassport.yqda.net/">登录账号</a> 继续查看答案 </div> </div> </div> </div> </div> </div> <div class="weui-panel questionlist"> <div class="weui-panel__hd"><i class="fa fa-yc-square"></i><span>相关试题</span></div> <div class="weui-panel__bd"> <ol class="question-list"> <li> <h3><a href="/question/20210416170703330559922176.html"><p>● We can use the word processor to  （74）  your documents.</p><p>   （74）</p></a></h3> <ul> <li>A. edit         </li> <li>B. compute     </li> <li>C. translate       </li> <li>D. unload</li> </ul> <div class="button"> <a href="/question/20210416170703330559922176.html" role="button" class="weui-btn weui-btn_default weui-btn_medium">点击查看答案</a> </div> </li> <li> <h3><a href="/question/20210416170703332308946944.html"><p>● A  （75）  infected computer may lose its data.</p><p>（75）</p></a></h3> <ul> <li>A. file         </li> <li>B. data base     </li> <li>C. virus         </li> <li>D. program</li> </ul> <div class="button"> <a href="/question/20210416170703332308946944.html" role="button" class="weui-btn weui-btn_default weui-btn_medium">点击查看答案</a> </div> </li> <li> <h3><a href="/question/20210416170703328903172096.html"><p>● To document your code can increase program  （72）  and make program easier to （73）.</p><p>  （72）</p></a></h3> <ul> <li>A. reliability      </li> <li>B. security    </li> <li>C. readability      </li> <li>D. usability    （73）</li> <li>A. execute       </li> <li>B. interpret     </li> <li>C. compile       </li> <li>D. maintain</li> </ul> <div class="button"> <a href="/question/20210416170703328903172096.html" role="button" class="weui-btn weui-btn_default weui-btn_medium">点击查看答案</a> </div> </li> <li> <h3><a href="/question/20210416170703325371568128.html"><p> ● ARP协议的功能是 （70） 。</p><p>   （70）</p></a></h3> <ul> <li>A. 由目标的 IP地址求目标的 MAC 地址 </li> <li>B. 由目标的 MAC 地址求目标的 IP地址</li> <li>C. 由源的 IP地址求源的 MAC 地址          </li> <li>D. 由源的 MAC 地址求源的 IP地址</li> </ul> <div class="button"> <a href="/question/20210416170703325371568128.html" role="button" class="weui-btn weui-btn_default weui-btn_medium">点击查看答案</a> </div> </li> <li> <h3><a href="/question/20210416170703327049289728.html"><p>● As an operating system repeatedly allocates and frees storage space, many physically separated unused areas appear. This phenomenon is called  （71） .</p><p>（71）</p></a></h3> <ul> <li>A. fragmentation   </li> <li>B. compaction  </li> <li>C. swapping      </li> <li>D. paging</li> </ul> <div class="button"> <a href="/question/20210416170703327049289728.html" role="button" class="weui-btn weui-btn_default weui-btn_medium">点击查看答案</a> </div> </li> <li> <h3><a href="/question/20210416170703321869324288.html"><p>● 网络用户能进行 QQ聊天， 但在浏览器地址栏中输入 www.ceiaec.org 却不能正常访问该页面，此时应检查 （68） </p><p>   （68）</p></a></h3> <ul> <li>A. 网络物理连接是否正常  </li> <li>B. DNS 服务器是否正常工作 </li> <li>C. 默认网关设置是否正确       </li> <li>D. IP地址设置是否正确</li> </ul> <div class="button"> <a href="/question/20210416170703321869324288.html" role="button" class="weui-btn weui-btn_default weui-btn_medium">点击查看答案</a> </div> </li> <li> <h3><a href="/question/20210416170703323513491456.html"><p> ● 一个 HTML 文件的起始标记为 （69） 。</p><p>   （69）</p></a></h3> <ul> <li>A.       </li> <li>B. <title>     </li> <li>C. <html>      </li> <li>D. <meta></li> </ul> <div 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