單項(xiàng)選擇題

Given the definition of MyServlet：
11.public class MyServlet extends HttpServlet {
12.public void service（HttpServletRequest request，
13.HttpServletResponse response）
14.throws ServletException， IOException {
15.HttpSession session = request.getSession（）；
16.session.setAttribute（"myAttribute"，"myAttributeValue"）；
17.session.invalidate（）；
18.response.getWriter（）.println（"value=" +
19.session.getAttribute（"myAttribute"））；
20.}
21.}
What is the result when a request is sent to MyServlet？（）

A.An IllegalStateException is thrown at runtime.
B.An InvalidSessionException is thrown at runtime.
C.The string "value=null" appears in the response stream.
D.The string "value=myAttributeValue" appears in the response stream.

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多項(xiàng)選擇題

A developer wants to make a name attribute available to all servlets associated with a particular user，across multiple requests from that user， from the same browser instance.
Which two provide this capability from within a tag handler？（）

A.pageContext.setAttribute（"name"， theValue）
B.pageContext.setAttribute（"name"， getSession（））
C.pageContext.getRequest（）.setAttribute（"name"， theValue）
D.pageContext.getSession（）.setAttribute（"name"， theValue）
E.pageContext.setAttribute（"name"， theValue，PageContext.PAGE_SCOPE）
F.pageContext.setAttribute（"name"， theValue，PageContext.SESSION_SCOPE）

單項(xiàng)選擇題

Click the Exhibit button.

The resource requested by the RequestDispatcher is available and implemented by the Destination Servlet.
What is the result？（）

A.An exception is thrown at runtime by SourceServlet.
B.An exception is thrown at runtime by DestinationServlet.
C.Only "hello from dest" appears in the response output stream.
D.Both "hello from source" and "hello from dest" appear in the response output stream.

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A developer wants to make a name attribute available to all servlets associated with a particular user，across multiple requests from that user， from the same browser instance. Which two provide this capability from within a tag handler？（）

Click the Exhibit button. The resource requested by the RequestDispatcher is available and implemented by the Destination Servlet. What is the result？（）

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A developer wants to make a name attribute available to all servlets associated with a particular user，across multiple requests from that user， from the same browser instance.
Which two provide this capability from within a tag handler？（）

Click the Exhibit button.

The resource requested by the RequestDispatcher is available and implemented by the Destination Servlet.
What is the result？（）