多项选择题

For an HttpServletResponse response，which two create a custom header？（）

A.response.setHeader（"X-MyHeader"， "34"）；
B.response.addHeader（"X-MyHeader"， "34"）；
C.response.setHeader（new HttpHeader（"X-MyHeader"， "34"））；
D.response.addHeader（new HttpHeader（"X-MyHeader"， "34"））；
E.response.addHeader（new ServletHeader（"X-MyHeader"， "34"））；

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单项选择题Click the Exhibit button. Given the HTML form： 1. 2. 3. 4.Name： 5.Price： 6. 7. 8. 9. Assume the product attribute does NOT yet exist in any scope. Which code snippet， in submit.jsp，instantiates an instance of com.example.Product that contains the results of the form submission？（）

A.
B.
C.
D.

多项选择题A JSP page needs to instantiate a JavaBean to be used by only that page. Which two jsp：useBeanattributes must be used to access this attribute in the JSP page？（）

A.Id
B.Type
C.Name
D.Class
E.Yscope

单项选择题Your web application views all have the same header， which includes the <title> tag in the <head> elementof the rendered HTML. You have decided to remove this redundant HTML code from your JSPs and put itinto a single JSP called WEB-INF jsp header.jsp. However， the title of each page is unique， so you havedecided to use a variable called pageTitle to parameterize this in the header JSP， like this： 10.<title>${param.pageTitle}<title> Which JSP code snippet should you use in your main view JSPs to insert the header and pass thepageTitle variable？（）

A.<jsp：insert page=’/WEB-INF/jsp/header.jsp’>. ${pageTitle=’Welcome Page’}. </jsp：insert>
B.<jsp：include page=’/WEB-INF/jsp/header.jsp’>. ${pageTitle=’Welcome Page’}. </jsp：include>
C.<jsp：include file=’/WEB-INF/jsp/header.jsp’>. ${pageTitle=’Welcome Page’}. </jsp：include>
D.<jsp：insert page=’/WEB-INF/jsp/header.jsp’>. <jsp：param name=’pageTitle’ value=’Welcome Page’ /> . </jsp：insert>
E.<jsp：include page=’/WEB-INF/jsp/header.jsp’>. <jsp：param name=’pageTitle’ value=’Welcome Page’ /> . </jsp：include>

多项选择题A JSP page needs to set the property of a given JavaBean to a value that is calculated with the JSP page. Which three jsp：setProperty attributes must be used to perform this initialization？（）

A.Id
B.Val
C.Name
D.Param
E.Value
F.Property

单项选择题Your web application uses a simple architecture in which servlets handle requests and then forward to aJSP using a request dispatcher. You need to pass information calculated by the servlet to the JSP；furthermore， that JSP uses a custom tag and must also process this information. This information mustNOT be accessible to any other servlet， JSP or session in the webapp. How can you accomplish this goal？（）

A.Store the data in a public instance variable in the servlet.
B.Add an attribute to the request object before using the request dispatcher.
C.Add an attribute to the context object before using the request dispatcher.
D.This CANNOT be done as the tag handler has no means to extract this data.