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您最近創(chuàng)建的應(yīng)用程序域為 Certkiller.com。 幾個星期后，我們要求您確定是否此應(yīng)用程序域中的程序集引用。 這是當前的應(yīng)用程序域中，被緩存。 您應(yīng)使用哪些屬性來實現(xiàn)這一目標？（）
You are developing an application that dynamically loads assemblies from an application directory.You need to write a code segment that loads an assembly named Assembly1.dll into the current application domain.Which code segment should you use？（）
You are developing a custom-collection class.You need to create a method in your class. You need to ensure that the method you create in your class returns a type that is compatible with the Foreach statement. Which criterion should the method meet？（）
You are writing a custom dictionary.The custom-dictionary class is named MyDictionary.You need to ensure that the dictionary is type safe. Which code segment should you use？（）
