单项选择题

Which statement is true if the doStartTag method returns EVAL_BODY_BUFFERED？（）

A.The tag handler must implement BodyTag.
B.The doAfterBody method is NOT called.
C.The setBodyContent method is called once.
D.It is never legal to return EVAL_BODY_BUFFERED from doStartTag.

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单项选择题

Assume the tag handler for a st：simple tag extends Simple Tag Support.
In what way can scriptlet code beused in the body of st：simple？（）

A.Set the body content type to JSP in the TLD
B.Scriptlet code is NOT legal in the body of st：simple.
C.Add scripting-enabled="true" to the start tag for the st：simple element
D.Add a pass-through Classic tag with a body content type of JSP to the body of st：simple， and place the scriptlet code in the body of that tag

多项选择题

Given：
11.<% java.util.Map map = new java.util.HashMap（）；
12.request.setAttribute（"map"， map）；
13.map.put（"a"， "b"）；
14.map.put（"b"， "c"）；
15.map.put（"c"， "d"）； %>
16.<%-- insert code here --%>
Which three EL expressions， inserted at line 16， are valid and evaluate to "d"？（）

A.${map.c}
B.${map[c]}
C.${map["c"]}
D.${map.map.b}
E.${map[map.b]}

单项选择题

You are building a dating web site. The client’s date of birth is collected along with lots of other information.You have created an EL function with the signature：
calcAge（java.util.Date）：int and it is assigned to the name， age， in the namespace， funct. In one of your JSPsyou need to print a special message to clients who are younger than 25.
Which EL code snippet will returntrue for this condition？（）

A.${calcAge（client.birthDate） < 25}
B.${calcAge[client.birthDate] < 25}
C.${funct：age（client.birthDate） < 25}
D.${funct：age[client.birthDate] < 25}
E.${funct：calcAge（client.birthDate） < 25}