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关于Session对象的属性,下列说法正确的是( )。

单选题
2021-09-02 12:04
A、Session的有效期时长默认为90秒,且不能修改
B、Session的有效期时长默认为20分钟,且不能修改
C、SessionID可以存储每个用户Session的代号,是一个不重复的长整型数字
D、以上全都错
查看答案

正确答案
C

试题解析

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