html5理论考试试卷三

html5理论考试试卷三

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1、01第一部分第二部分第三部分第四部分总分总分人得分一、单选题(第1〜65题。选择正确的答案,将相应的字母填入题内的括号中。每题1分。满分65分》:1.以下不是HTML5的新增的标签是()。A.B.

C.〈command〉D.<dialog>2.以下不是HTML5新增的API是()。A.MediaAPIB.CommandAPIC.HistoryAPID.CookieAPI3.以下()结果是正确的?vara二100,b="100.5a6〃,c=〃100.r;alert(Math,max(a,b,c));A.100B.100.1C.Na</p><p>2、ND.undefined4.以下()语句能正确弹出结果。A.alert(newDate(2011,12,25).getDay());B.alert(newDate(2011,12,25,5).getDay0);C.alert(newDate(2011,12,25,5、5,9).getDay());D.以上二个结果都正确5.以下代码正确的运行结果是(.)Ovararr=[0,1,2,3,4,5,6];arr2arr.siice(2,5);alert(arr2)A.1,2,3B.1,2,3,4C.2,3,4D.2,3,4,56.下面哪个描述不正确的是(</p><p>3、)oB.background-colorD.ColorHTML5工程师培训知识试卷《三》注意事项1.请首先按要求在试卷的标封处填写您的姓名、考号和身份证号。2.请仔细阅读各种题0的回答要求,在规定的位置填写您的答案。3.不要在试卷上乱写乱画,不要在标封区填写无关内容,A.123100abcB.123.5abcl00abcC.NaND.22310.以下()结果是正确的?vara=100,b="100.56",c="80";alert(Math,max(a,b,c));A.100B.100.56C.NaND.8011.以下()正则表达式符号的描述正确?</p><p>4、A.*等同{1,}B.+等同{0,}C.?等同{0,1}D.W等同[0-9A-Za-z_]12.请选择结果为真的表达式为()。A.typeofnull!=〃object,B.null==undefinedC.1=="01.00〃D.NaN==NaN13.在FileR⑸der接口的事件中,当读取、编码blob数据时触发的为()。A.loadstartB.progressC.loadD.Ioadend14.用于改变背景图像的位置(此位置是相对于左上角的相对位置)CSS属性为(A.background-positionB.background-colo</p><p>5、rC.background-imageD.background-attachment15.设置背景图像的URL地址,CSS属性为()。A.background-positionB.background-colorC.background-imageD.background-attachment16.用来设置前景颜色,CSS属性为()。A.backgroundC.background-imageA.NaN!=nullB.null!undefinedC.{}!=falseD.null!=false7.vara=newArray(newArray(9,0</p><p>6、,3,6,5),newArray(2,9,0,6));则a[0][3]=()0A.3B.6C.5D.08.令•一个变量vara=(100+50)+undefined+NaN,以下()是alert(a)的结果?A.150undefinedNaNB.NaNC.150undefinedD.10050undefinedNaN9.以下代码,()结果是正确的?vara=,123.5abc’,b=’100abc’;alert(parselnt(a)十Number(b));17.开始拖对象时触发()事件。A.dragstartB.dragendC.dragleav</p><p>7、eD.Drag18.绘制二次方贝塞尔曲线的方法是()。A.quadraticCurveTo(cpX,cpY,X,y)B.bezierCurveTo(cpXl,cpYl,cpX2,cpY2,x,y)C.quadraticCurveTo(cpXl,cpYl,cpX2,cpY2,x,y)D.bezierCurveTo(cpX,cpY,x,y)19.使用()属性可以旋转指定的svg元素。A.transformB.scaleC.translateD.Rotate20.使用()属性可以平移指定的svg元素,A.transformB.scale21.在SVG代码</p><p>8、中,可以使用(C.translateD.Rotate)标签绘制圆形。A.〈ellipse〉B.<rect>C.〈circl</p> 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