单选

为了将HelloApplet(主类名为HelloApplet.class)嵌入在greeting.html文件中,应该在下列greeting.html文件的横线处填人的代码是(  )。

Greetings</TITLE></p><p></HEAD></p><p>      </u>></p><p></APPLET></p><p></BDY></p><p></HTML></p></h1> <div class="extra"> <ul> <li>A.(elloApplet.class</li> <li>B.CODE="(elloApplet.class"</li> <li>C.CODE="(elloApplet.class"WIDTH=150 HElGHT=25</li> <li>D.CoDE="(elloApplet.class”" VSPACE=10 HSPACE=10</li> </ul> </div> <div class="source"> 试题出自试卷<a href="/paper/view202103162300632793878528.html" >《2013年9月全国计算机等级《二级JAVA》命题预测试卷八》</a> </div> <fieldset class="layui-elem-field layui-field-title"> <legend class=" t-c">参考答案</legend> </fieldset> <div id="answer" data-qid="168458192173404160"> </div> </div> <div class="preview"> <div class="caption">您可能感兴趣的试题</div> <div class="content"> <div class="question"> <dl> <dt><i class="layui-icon layui-icon-list"></i></dt> <dd> <a href="/question/20210409168458253246664704.html"><p>本题的功能是将文件java2.java复制为文件java2.java.bak。</p><p>importjava.io.*;</p><p>public class java2{</p><p>public static void main(String sarg[]){</p><p>try{File file=new File("java2.java.bak");</p><p><u>        </u> ;</p><p>FilelnputStream rfile=new FilelnputStream("ja-</p><p>va2.java");</p><p>FileOutputStream wfile=new FileOutputStream</p><p>("java2.java.bak");</p><p>int c;</p><p>while(<u>        </u> )</p><p>wfile.write((char)c);</p><p>rfile.close;</p><p>wfile.close;</p><p>}catch(Exception e){System.out.println("读取文</p><p>件的时候发生错误!");}</p><p>System.out.println("复制操作完成!");</p><p>}</p><p>}</p></a> </dd> </dl> <ul> </ul> <div class="button"><a href="/question/20210409168458253246664704.html" class="layui-btn layui-btn-radius layui-btn-primary">查看试题详情</a></div> </div> <div class="question"> <dl> <dt><i class="layui-icon layui-icon-list"></i></dt> <dd> <a href="/question/20210409168458255142490112.html"><p>本题是一个计时器。窗口中有1个文字标签和3个按钮,名为“复位”、“开始”和“暂停”,初始状态时只有“开始”按钮可用,单击该按钮开始计时,并且“开始”按钮的标签变为“继续”且不可用,“暂停”按钮变为可用,单击“暂停”按钮后“暂停”按钮变为不可用,“复位”和“继续”按钮变为可用,此时如果单击“复位”按钮将恢复到初始状态,如果单击“继 续”按钮,则继续进行计数。</p><p>import java.awt.*;</p><p>import java.awt.event.*;</p><p><u>public class java3 extends Frame. extends Runnable</u></p><p>{</p><p>Label timeDisp=new Label("0:0",Label.</p><p>CENTER);</p><p>Thread timerThread;</p><p>int time=0:</p><p>Button btReset=new Button("复位");</p><p>Button btStart=new Button("开始");</p><p>Button btStop=new Button("暂停");</p><p>java3{</p><p>super("java3");</p><p>Panel P=new Panel(new GridLayout(1,O));</p><p>btReset.setEnabled(false);</p><p><u>btStop.setEnabled(true)</u>;</p><p>addWindowListener(new WindowAdapter{</p><p>public void windowClosing(WindowEvent e){</p><p>System.exit(0);</p><p>}</p><p>});</p><p>btReset.addActionListener(new ResetListener</p><p>);</p><p>btStop.addActionListener(new StopListener);</p><p>btStart.addActionListener(new StartListener);</p><p>P.add(btReset);</p><p>P.add(btStart);</p><p>P.add(btStop);</p><p>add(P,BorderLayout.SOUTH);</p><p>timeDisp.setFont(new Font("Courier",Font.</p><p>BOLD,60));</p><p>add(timeDisp,BorderLayout.CENTER);</p><p>pack;</p><p>show;</p><p>}</p><p>void stop{</p><p>Thread t=timerThread;</p><p>if(t!=null){</p><p>timerThread=null:</p><p>try{t.join;}catch(Exception e){}</p><p>} </p><p>}</p><p>public void run{</p><p>while(timerThread= =Thread.currentThread</p><p>){</p><p>timeDisp.setText(""+time/10+":"+time%</p><p>10+"0");</p><p>time++;</p><p>try { Thread.sleep(100);}catch(Exception e)</p><p>{};</p><p>}</p><p>}</p><p>class ResetListener implements ActionListener{</p><p>public void actionPerformed(ActionEvent evt){</p><p><u>this</u><u>.stop</u>;</p><p>timeDisp.setText("0:0");</p><p>time=0 ;</p><p>btReset.setEnabled(false);</p><p>btStart.setEnabled(true);</p><p>btStop.setEnabled(false);</p><p>btStart.setLabel("开始");</p><p>}</p><p>}</p><p>class StopListener implements ActionListener{</p><p>public void actionPerformed(ActionEvent evt){</p><p>java3.this.stop;</p><p>btReset.setEnabled(true);</p><p>btStart.setEnabled(true);</p><p>btStop.setEnabled(false);</p><p>btStart.setLabel("继续");</p><p>}</p><p>}</p><p>class StartListener implements ActionListener{</p><p>public void actionPerformed(ActionEvent evt){</p><p>timerThread=new Thread(java3.this);</p><p>timerThread.start;</p><p>btReset.setEnabled(false);</p><p>btStart.setEnabled(false);</p><p>btStop.setEnabled(true);</p><p>btStart.setLabel("继续");</p><p>}</p><p>}</p><p>static public void main(String[]args){</p><p>new java3;</p><p>}</p><p>}</p></a> </dd> </dl> <ul> </ul> <div class="button"><a href="/question/20210409168458255142490112.html" class="layui-btn layui-btn-radius layui-btn-primary">查看试题详情</a></div> </div> <div class="question"> <dl> <dt><i class="layui-icon layui-icon-list"></i></dt> <dd> <a href="/question/20210409168458251497639936.html"><p>本题统计字符串str中字母a出现的次数,其中str为“(7&asdfasdf873eat687#al(4a”,字母'a'存储在字符变量c中,最后打印输出结果。</p><p>public class javal{</p><p>public static void main(String[]args){</p><p>String str="(*&7asdf adf873eat687#al(4a";</p><p>char c;</p><p>int sum=0;</p><p>int i=0:</p><p>do{</p><p>c=<u>       </u>;</p><p>if( <u>       </u>)</p><p>sum++:</p><p>i++:</p><p>}while( <u>       </u>);</p><p>System.out.println("sum="+sum);</p><p>}</p><p>}</p></a> </dd> </dl> <ul> </ul> <div class="button"><a href="/question/20210409168458251497639936.html" class="layui-btn layui-btn-radius layui-btn-primary">查看试题详情</a></div> </div> <div class="question"> <dl> <dt><i class="layui-icon layui-icon-list"></i></dt> <dd> <a href="/question/20210409168458249723449344.html"><p>线性表L=(al,a2,a3,…ai,…an),下列说法正确的是(  )。</p></a> </dd> </dl> <ul> <li>A.每个元素都有一个直接前件和直接后件</li> <li>B.线性表中至少要有一个元素</li> <li>C.表中诸元素的排列顺序必须是由小到大或由大到小</li> <li>D.除第一个元素和最后一个元素外,其余每个元素都有且只有一个直接前继和直接后继</li> </ul> <div class="button"><a href="/question/20210409168458249723449344.html" class="layui-btn layui-btn-radius layui-btn-primary">查看试题详情</a></div> </div> <div class="question"> <dl> <dt><i class="layui-icon layui-icon-list"></i></dt> <dd> <a href="/question/20210409168458247253004288.html"><p>支持子程序调用的数据结构是(  )。</p></a> </dd> </dl> <ul> <li>A.栈 </li> <li>B.树</li> <li>C.队列 </li> <li>D.二叉树</li> </ul> <div class="button"><a href="/question/20210409168458247253004288.html" class="layui-btn layui-btn-radius layui-btn-primary">查看试题详情</a></div> </div> <div class="question"> <dl> <dt><i class="layui-icon layui-icon-list"></i></dt> <dd> <a href="/question/20210409168458245378150400.html"><p>Java的反汇编命令是(  )。</p></a> </dd> </dl> <ul> <li>A.javap </li> <li>B.javac</li> <li>C.jdb</li> <li>D.java</li> </ul> <div class="button"><a href="/question/20210409168458245378150400.html" class="layui-btn layui-btn-radius layui-btn-primary">查看试题详情</a></div> </div> <div class="question"> <dl> <dt><i class="layui-icon layui-icon-list"></i></dt> <dd> <a href="/question/20210409168458243725594624.html"><p>下列包中,包含JOptionPane类的是(  )。</p></a> </dd> </dl> <ul> <li>A.javax.swing </li> <li>B.java.lang</li> <li>C.java.util</li> <li>D.java.applet</li> </ul> <div class="button"><a href="/question/20210409168458243725594624.html" class="layui-btn layui-btn-radius layui-btn-primary">查看试题详情</a></div> </div> <div class="question"> <dl> <dt><i class="layui-icon layui-icon-list"></i></dt> <dd> <a href="/question/20210409168458240416288768.html"><p>下列线程状态转换序列,程实际运行中可能出现的序列是(  )。</p></a> </dd> </dl> <ul> <li>A.新建→运行→阻塞→终止</li> <li>B.……运行→阻塞→可运行→终止</li> <li>C.……可运行→运行→阻塞→运行……</li> <li>D.新建→可运行→运行→阻塞→可运行……</li> </ul> <div class="button"><a href="/question/20210409168458240416288768.html" class="layui-btn layui-btn-radius layui-btn-primary">查看试题详情</a></div> </div> <div class="question"> <dl> <dt><i class="layui-icon layui-icon-list"></i></dt> <dd> <a href="/question/20210409168458242077233152.html"><p>结构化分析方法是面向(  )的自顶向下逐步求精进行需求分析的方法。</p></a> </dd> </dl> <ul> <li>A.对象 </li> <li>B.数据结构</li> <li>C.数据流 </li> <li>D.目标</li> </ul> <div class="button"><a href="/question/20210409168458242077233152.html" class="layui-btn layui-btn-radius layui-btn-primary">查看试题详情</a></div> </div> <div class="question"> <dl> <dt><i class="layui-icon layui-icon-list"></i></dt> <dd> <a href="/question/20210409168458238667264000.html"><p>一个栈的初始状态为空。现将元素l、2、3、4、5、A、B、C、D、E依次入栈,然后再依次出栈,则元素出栈的顺序是(  )。 </p></a> </dd> </dl> <ul> <li>A.12345ABCDE </li> <li>B.EDCBA54321</li> <li>C.ABCDEl2345</li> <li>D.54321EDCBA</li> </ul> <div class="button"><a href="/question/20210409168458238667264000.html" class="layui-btn layui-btn-radius layui-btn-primary">查看试题详情</a></div> </div> </div> </div> <div class="preview"> <div class="caption">您可能感兴趣的试卷</div> <div class="content"> <div class="paper"> <ul> <li><a target="_blank" href="/paper/202103161854978527334400.html" title="高级经济师考试试题精选练习(1)"><i class="layui-icon layui-icon-read"></i> 高级经济师考试试题精选练习(1)</a></li> <li><a target="_blank" href="/paper/202103161854980427354112.html" title="高级经济师考试模拟练习题之单选题(1)"><i class="layui-icon layui-icon-read"></i> 高级经济师考试模拟练习题之单选题(1)</a></li> <li><a target="_blank" href="/paper/202103161854976631508992.html" title="高级经济师考试试题精选练习(2)"><i class="layui-icon layui-icon-read"></i> 高级经济师考试试题精选练习(2)</a></li> <li><a target="_blank" href="/paper/202103161854974660186112.html" title="高级经济师考试试题精选练习(3)"><i class="layui-icon layui-icon-read"></i> 高级经济师考试试题精选练习(3)</a></li> <li><a target="_blank" href="/paper/202103161854970805620736.html" title="高级经济师考试试题:经济法案例试题精选(1)"><i class="layui-icon layui-icon-read"></i> 高级经济师考试试题:经济法案例试题精选(1)</a></li> <li><a target="_blank" href="/paper/202103161854972873412608.html" title="高级经济师考试模拟试题及答案"><i class="layui-icon layui-icon-read"></i> 高级经济师考试模拟试题及答案</a></li> <li><a target="_blank" href="/paper/202103161854967315959808.html" title="高级经济师考试试题及答案:单选练习题精选"><i class="layui-icon layui-icon-read"></i> 高级经济师考试试题及答案:单选练习题精选</a></li> </ul> </div> </div> </div> </div> <div class="col3"> <div class="rcontainer"> <div class="rbox"> <div class="rtop clearfix"> <p>热门试卷</p> </div> <div class="stcontent"> <a target="_blank" title="高级经济师考试试题:经济法案例试题精选(1)" href="/paper/202103161854970805620736.html" class="kstkitem clearfix"> <div class="itemr"><p>高级经济师考试试题:经济法案例试题精</p><div class="itembot clearfix"><i>所属类型:模拟考试</i><i>2021-03-22</i></div></div> </a> <a target="_blank" title="高级经济师考试试题及答案:单选练习题精选" href="/paper/202103161854967315959808.html" class="kstkitem clearfix"> <div class="itemr"><p>高级经济师考试试题及答案:单选练习题</p><div class="itembot clearfix"><i>所属类型:模拟考试</i><i>2021-03-22</i></div></div> </a> <a target="_blank" title="高级经济师考试试题及答案(1)" href="/paper/202103161854959967539200.html" class="kstkitem clearfix"> <div class="itemr"><p>高级经济师考试试题及答案(1)</p><div class="itembot clearfix"><i>所属类型:模拟考试</i><i>2021-03-22</i></div></div> </a> <a target="_blank" title="高级经济师考试试题及答案:多选练习题精选(1)" href="/paper/202103161854952568786944.html" class="kstkitem clearfix"> <div class="itemr"><p>高级经济师考试试题及答案:多选练习题</p><div class="itembot clearfix"><i>所属类型:模拟考试</i><i>2021-03-22</i></div></div> </a> <a target="_blank" title="高级经济师冲刺题及答案(1)" href="/paper/202103161854954368143360.html" class="kstkitem clearfix"> <div class="itemr"><p>高级经济师冲刺题及答案(1)</p><div class="itembot clearfix"><i>所属类型:模拟考试</i><i>2021-03-22</i></div></div> </a> <a target="_blank" title="高级经济师考试试题精选练习(2)" href="/paper/202103161854976631508992.html" class="kstkitem clearfix"> <div class="itemr"><p>高级经济师考试试题精选练习(2)</p><div class="itembot clearfix"><i>所属类型:模拟考试</i><i>2021-03-22</i></div></div> </a> <a target="_blank" title="高级经济师考试模拟试题及答案" href="/paper/202103161854972873412608.html" class="kstkitem clearfix"> <div class="itemr"><p>高级经济师考试模拟试题及答案</p><div class="itembot clearfix"><i>所属类型:模拟考试</i><i>2021-03-22</i></div></div> </a> </div> </div> </div> </div> </div> </div> <div id="wechatQRcode_layer" class="paylayer"> <div class="package_name" id="package_name"></div> <div class="package_price">¥<span id="package_price"></span></div> <div id="qrcode"></div> <div class="extra"> <p>订单号:<span id="orderno"></span></p> <p>遇到问题请联系<a class="customer" href="/article/10.html" target="_blank">在线客服</a></p> </div> </div> <div id="alipay_layer" class="paylayer"> <ul class="alipay_btn"> <li class="layui-btn layui-btn-lg layui-btn-radius layui-btn-green" id="checkpayState">支付完成</li> <li class="layui-btn layui-btn-lg layui-btn-primary layui-btn-radius layui-border" id="pay_cancel">取消支付</li> </ul> <div class="extra"> <p>订单号:<span id="aliorderno"></span></p> <p>遇到问题请联系<a class="customer" href="/article/10.html" target="_blank">在线客服</a></p> </div> </div> <!-- 页脚开始 --> <div id="footer"> <hr> <div class="copyright"> <div class="safe"> <ul> <li> <img src="/static/img/footer_pic5.png" alt=""></li> <li> <img src="/static/img/footer_pic1.png" alt=""></li> <li> <img src="/static/img/footer_pic2.png" alt=""></li> <li> <img src="/static/img/footer_pic3.png" alt=""></li> </ul> </div> <div class="aboutlink"> <a target="_blank" href="/article/1.html">关于我们</a>  |  <a target="_blank" href="/article/2.html">服务协议</a>  |  <a target="_blank" href="/article/3.html">免责声明</a>  |  <a target="_blank" href="/article/4.html">隐私政策</a>  |  <a target="_blank" href="/article/5.html">购买须知</a>  |  <a target="_blank" href="/article/6.html">联系我们</a>  |  <a target="_blank" href="/article/8.html">营业执照</a><br> 版权所有  ©2020-2025  <a href="https://beian.miit.gov.cn/" target="_blank">津ICP备2023006615号-1</a> </div> </div> </div> <script src="/static/js/qrcode.js"></script> <script> ;!function(){ var layer = layui.layer,rate = layui.rate ,form = layui.form,element = layui.element,carousel = layui.carousel window.open_wechatQR = (data)=>{ $("#qrcode").html(''); $("#package_name").html(data.order.description); $("#orderno").html(data.order.out_trade_no); $("#package_price").html((data.order.amount.total/100).toFixed(2)); var qrcode = new QRCode($("#qrcode")[0], { text: data.code_url, width: 194, height: 194, colorDark : "#000000", colorLight : "#ffffff", correctLevel : QRCode.CorrectLevel.H }); layer.closeAll(); layer.open({ type:1, title: '请使用微信扫码支付', area: ['500px', '450px'], content: $('#wechatQRcode_layer') }); window.queryPayStateInterval = setInterval("checkpayState('" + data.order.out_trade_no + "')", 1000); } window.open_Alipay = (data)=>{ $("#aliorderno").html(data.order.out_trade_no); layer.closeAll(); layer.open({ type:1, title: '不要关闭本页面,支付完成后点击【支付完成】', area: ['500px', '200px'], content: $('#alipay_layer') }); window.open(data.redirect_url) window.queryPayStateInterval = setInterval("checkpayState('" + data.order.out_trade_no + "')", 1000); } $("#pay_cancel").click(function(){ layer.closeAll(); }); $("#checkpayState").click(function(){ const orderno = $("#aliorderno").html(); layer.closeAll(); }); window.checkpayState = (orderno)=>{ http.post("//passport.yqda.net/api/pay/queryPayState", {orderno: orderno}).then(res => { console.log(res) if (res.data.message === "success") { console.log(res.data.data) if(res.data.data.payStatus != 0){ layer.closeAll(); clearInterval(queryPayStateInterval) top.window.location.reload() } } }); } element.init('breadcrumb'); /* $("#displayAnswer").click(function(){ layer.open({ type: 2, title: '答案查看', area: '500px', content:['/answer.html?qid='+$(this).attr('data-qid'), 'no'] }); }); */ http.get("/getanswerbutton.html?qid="+$("#answer").attr('data-qid')).then(result => $("#answer").html(result.data)); }(); </script> <script> var _hmt = _hmt || []; (function() { var hm = document.createElement("script"); hm.src = "https://hm.baidu.com/hm.js?e4ed8219af8a0a10d55a113413e0255e"; var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(hm, s); })(); </script> </body> </html>