多項(xiàng)選擇題

You need to store a Java long primitive attribute， called customerOID， into the session scope.
Which two code snippets allow you to insert this value into the session？（）

A.long customerOID = 47L；session.setAttribute（"customerOID"， new Long（customerOID））；
B.long customerOID = 47L；session.setLongAttribute（"customerOID"， new Long（customerOID））；
C.long customerOID = 47L；session.setAttribute（"customerOID"， customerOID）；
D.long customerOID = 47L；session.setNumericAttribute（"customerOID"， new Long（customerOID））；

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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.

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）

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You need to store a Java long primitive attribute， called customerOID， into the session scope. Which two code snippets allow you to insert this value into the session？（）

你可能感興趣的試題

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？（）

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You need to store a Java long primitive attribute， called customerOID， into the session scope.
Which two code snippets allow you to insert this value into the session？（）

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？（）