题目内容

关于子架的解释正确的是（）

A. 配置有D32的子架为综合子架
B. 只要配置有放大器的子架都成为放大子架
C. 只配置了TWF和TRF的子架（包括SC为转发子架
D. 由M32和WBA构成的子架称为综合子架

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Users of your web application have requested that they should be able to set the duration of their sessions.So for example， one user might want a webapp to stay connected for an hour rather than the webapp’sdefault of fifteen minutes； another user might want to stay connected for a whole day. Furthermore， youhave a special login servlet that performs user authentication and retrieves the User object from the database. You want to augment this code to set up the user’s specified session duration. Which codesnippet in the login servlet will accomplish this goal？（）

A. User user = // retrieve the User object from the database session.setDurationInterval（user.getSessionDuration（））；
B. User user = // retrieve the User object from the database session.setMaxDuration（user.getSessionDuration（））；
C. User user = // retrieve the User object from the database session.setInactiveInterval（user.getSessionDuration（））；
D. User user=//retrieve the User object from the database session.setDuration（user.getSessionDuratio（））；
E. User user = // retrieve the User object from the database session.setMaxInactiveInterval（user.getSessionDuration（））；

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