单项选择题
A.利用switch语句
B.利用dowhile语句
C.利用foreach语句
D.使用if语句
多项选择题 YouworkasanapplicationdeveloperatCer-Tech.com.YouareintheprocessofcreatinganapplicationforCert-Tech.com’sHumanResourcesdepartmentthattracksemployeebenefitsYouhavetostorecurrentemployeedatawithoutrecompilingtheapplication.Youelecttostorethisemployeedataasacustomsectionintheapplicationconfigurationfile.Therelevantportionoftheapplicationconfigurationfileisshowninthefollowingexhibit：Whatshouldyoudo？（）
单项选择题 Whicheventwouldyouusetorunamethodimmediatelyafterserializationoccurs？（）
单项选择题 您正在编写自定义字典。该自定义字典类名为MyDictionary。您需要确保该字典是类型安全的字典。您应该使用哪个代码段？（）