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單項(xiàng)選擇題

What kind of object does the generic Dictionary enumerator return？（）

A. Object
B. Generic
C. Key
D. Value

單項(xiàng)選擇題

You work as the application developer at Hi-Tech.com. You create a new custom dictionary named MyDictionary. Choose the code segment which will ensure that MyDictionary is type safe？（）

A. Class MyDictionary Implements Dictionary （Of String，String）
B. Class MyDictionary Inherits HashTable
C. Class MyDictionary Implements IDictionary
D. Class MyDictionary End Class Dim t as New Dictionary （Of String， String） Dim dict As MyDIctionary= CType （t，MyDictionary）

您正在編寫(xiě)自定義字典。該自定義字典類名為MyDictionary。您需要確保該字典是類型安全的字典。您應(yīng)該使用哪個(gè)代碼段？（）

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What kind of object does the generic Dictionary enumerator return？（）

You work as the application developer at Hi-Tech.com. You create a new custom dictionary named MyDictionary. Choose the code segment which will ensure that MyDictionary is type safe？（）

您正在編寫(xiě)自定義字典。該自定義字典類名為MyDictionary。您需要確保該字典是類型安全的字典。您應(yīng)該使用哪個(gè)代碼段？（）

What kind of object does the generic Dictionary enumerator return？（）

You work as the application developer at Hi-Tech.com. You create a new custom dictionary named MyDictionary. Choose the code segment which will ensure that MyDictionary is type safe？（）