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【简答题】
任何一个完整的电路都必须有 、 和 三个基本部分组成。电路的作用是对电能进行 和 。
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举一反三
【单选题】在Servlet里,获得session的正确方式是 ( )。
A.
HttpSession session=request.getSession();
B.
HttpSession session=request.getHttpSession(true);
C.
HttpSession session=response.getSession();
D.
HttpSession session=response.getHttpSession(true);
【单选题】Why did the protesters make such a protest?
A.
They thought the vote didn't cover enough voters.
B.
They believed there was widespread discrimination between parties.
C.
They believed there was vote-rigging in Sunday's presidential election.
D.
They were avenging their presidential candidate Vladimir Neklyaev.
【单选题】在 servlet 里能获得 web.xml 里的绑定在 servlet 配置信息上的参数的方法是哪个( )
A.
getInitParameter
B.
getParameter
C.
getParameterValues
D.
getInitParameterNames
【简答题】Why did Candidate A leave his last job?
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