题目内容

无线电管制是禁止所有无线电发射设备发射无线电波，而采取的一种强制性行政管理措施。

A. 正确
B. 错误

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Which the statement is true about web container session management（）？

Access to session-scoped attributes is guaranteed to be thread-safe by the web container.
B. To activate URL rewriting， the developer must use the HttpServletResponse.setURLRewriting method.
C. If the web application uses HTTPS， then the web container may use the data on the HTTPS request stream to identify the client.
D. The JSESSIONID cookie is stored permanently on the client so that a user may return to the web application and the web container will rejoin that session.

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