单项选择题
A Web page includes the HTML shown in the following code segment.
You need to write a JavaScript function that will dynamically format in boldface all of the hyperlinks in the ref span.Which code segment should you use?()
A.$("#ref").filter("a[href]").bold();
B.$("ref").filter("a").css("bold");
C.$("a").css({fontWeight:"bold"});
D.$("#ref a[href]").css({fontWeight:"bold"});
相关考题
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单项选择题
You create a Web page that contains the following image element. You need to write a JavaScript function that will dynamically change which image is displayed. Which code segment should you use?()
A.function changeImage() {myImage.src = "image2.png"; }
B.function changeImage() { document.getElementById("myImage").src = "image2.png"; }
C.function changeImage() { getElementById("myImage").src = "image2.png"; }
D.function changeImage() { window.getElementById("myImage").src = "image2.png"; } -
单项选择题
You create a Web page that contains drop-down menus that are defined by using div tags in the following code. You need to write a JavaScript function that will enable the drop-down menus to activate when the user positions the mouse over the menu title. Which code segment should you use?()
A.$(".dropdown-menu").hover( function () { $(".menu-items").slideDown(100); },function () { $(".menu-items").slideUp(100); } );
B.$(".dropdown-menu").hover( function () { $(".menu-items", this).slideDown(100); },function (){ $(".menu-items", this).slideUp(100); } );
C.$(".dropdown-menu").hover( function () { $(this)".slideDown(100); }, function () { $(this).slideUp(100); } );
D.$(".dropdown-menu").hover( function () { $("this.menu-title",).slideDown(100); },function () {$("this.menu-title",).slideUp(100); } ); -
单项选择题
YouareimplementingaWebpagethatdisplaystextthatwastypedbyauser.YouneedtodisplaytheuserinputintheWebpagesothatacross-sitescriptingattackwillbeprevented.Whatshouldyoudo?()
A.Call document.write.
B.Call Response.Write.
C.Call HttpUtility.UrlEncode.
D.Call HttpUtility.HtmlEncode.
