单项选择题

Which basic authentication type is optional for a J2EE 1.4 compliant web container?()

A.HTTP Basic Authentication
B.Form Based Authentication
C.HTTP Digest Authentication
D.HTTPS Client Authentication

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多项选择题
Whichtwoarevalidvaluesfortheelementinsideaelementofawebapplicationdeploymentdescriptor?()

A.NULL
B.SECURE
C.INTEGRAL
D.ENCRYPTED
E.CONFIDENTIAL

多项选择题
Click the Exhibit button. Given the JSP code: 1.<% 2.pageContext.setAttribute(  product , 3.new com.example.Product(  Pizza , 0.99 ) ); 4.%> 5.<%-- insert code here --%> Which two, inserted at line 5, output the name of the product in the response?()
A.<%= product.getName()%>
B.<jsp:useBean id="product" class="com.example.Product" /> <%= product.getName()%>
C.<jsp:useBean id="com.example.Product" scope="page"> <%= product.getName()%></jspuseBean>
D.<jsp:useBean id="product" type="com.example.Product" scope="page" /><%= product.getName()%>

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