Given： 
What is the result？（）
- A、No output is produced. 1 2 3
- B、No output is produced. 2 3 4
- C、No output is produced. 1 2 3 4
- D、An exception is thrown at runtime. 1 2 3
正确答案:B
答案解析:有
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Oracle认证考试
Oracle认证考试
Given： What is the result？（）
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