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如果希望网页经过5秒后进行自动刷新,在下图的“延迟”对话框中应输入()

A. 3
B. 4
C. 5
D. 6

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如果要在网页中插入注释,可通过()然后进行有关的设置。

A. 点击标志1
B. 点击标志2
C. 点击标志3
D. 点击标志4

Which of the following characteristics describe the Root Guard feature?(Choose all that apply.)()

A. The port must be put into forwarding state manually after root-inconsistent state has beencorrected
B. A Root Guard port receiving superior BPDU goes into a root-inconsistent state
C. A Root Guard port receiving inferior BPDU goes into a root-inconsistent state
D. While the port is in a root-inconsistent state no user data is sent across that port
E. The port returns to a forwarding state if inferior BPDUs stop
F. It should be applied to all switch ports

A Web service returns a list of system users in the following format. You need to populate a drop-down menu with the IDs and names of the users from the Web service, in the order provided by the service. Which code segment should you use?()

A. $.ajax({type: "GET", url: serviceURL, success: function(xml) { $.each($(xml), function(i, item) { $("").attr("value", id).text(tx).appendTo("#dropdown"); }); } });
B. $.ajax({ type: "GET", url: serviceURL, success: function(xml) { $(xml).find("user").each(function() { var id = $(this).id; var tx = $(this).name.text $("").attr("value", id).text(tx).appendTo("#dropdown"); }); } });
C. $.ajax({ type: "GET", url: serviceURL, success: function(xml) { $(xml).find("user").each(function() { var id = $(this).attr("id"); var tx = $(this).find("name").text();$("").attr("value", id).text(tx).appendTo("#dropdown"); }); } });
D. $.ajax({ type: "GET", url: serviceURL, success: function(xml) { xml.find("user").each(function(node) { var id = $(node).attr("id"); var tx = $(node).find("name").text(); $("").attr("value", id).text(tx).appendTo("#dropdown"); }); } });

YouarecreatingamobileWebFormthatdynamicallydisplaysnewsitems.YouwanttodisplaynewsitemsbyusinganinstanceofamobileTextViewcontrolnamedTextViewNews.YouneedtoconfiguretheWebFormthatcontainsTextViewNews.TheWebFormmustenablepaginationincaseausersdevicedoesnotdisplaythefulltextofanewsitem.Whichcodesegmentshouldyouuse?()

A. DimpsAsPagerStyle=NewPagerStyle()ps.NextPageText="more>"ps.PreviousPageText="
B. FormNews.PagerStyle.NextPageText="more>"FormNews.PagerStyle.PreviousPageText="
C. FormNews.PagerStyle.NextPageText="more>"FormNews.PagerStyle.PreviousPageText="
D. FormNews.PagerStyle.NextPageText="more>"FormNews.PagerStyle.PreviousPageText="

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