单项选择题
Given: What is the result?()
Given: When line 14 is reached, how many objects are eligible for the garbage collector?()
多项选择题
Given: Which three changes should be made to adapt this class to be used safely by multiple threads?()
Given: Which statement is true?()
Given the following six method names: add Listener add Mouse Listener set Mouse Listener delete Mouse Listener remove Mouse Listener register Mouse Listener How many of these method names follow JavaBean Listener naming rules?()
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