Assume session is an HttpSession， and is not referenced anywhere else in ServletA. Which two changes， taken together， ensure that value is equal to “Hello” on line 23？ （）
- A、A
- B、B
- C、C
- D、D
- E、E
正确答案:C,E
答案解析:有
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Java认证考试
Java认证考试
Assume session is an HttpSession， and is not referenced anywhere else in ServletA. Which two changes， taken together， ensure that value is equal to “Hello” on line 23？ （）
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