If the user has not selected any items from the ListBox then SelectedIndex returns 0.
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Q25: A ComboBox is a TextBox with a
Q26: Class CheckedListBox derives from class ListBox and
Q27: In order to have a program close
Q28: The ItemCheck event occurs when an item
Q29: The syntax for adding a new item
Q31: By default,ListBox items cannot be changed by
Q32: The DropDownList style of a ComboBox prevents
Q33: The GetItemChecked method returns the last item
Q34: In a ComboBox only the programmer can
Q35: There are three selection modes for a
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