单项选择题

A.Set the body content type to JSP in the TLDB.Scriptle……

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

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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]}

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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}

单项选择题You are creating an error page that provides a user-friendly screen whenever a server exception occurs.You want to hide the stack trace， but you do want to provide the exception’s error message to the user sothe user can provide it to the customer service agent at your company. Which EL code snippet inserts thiserror message into the error page？（）

A.Message： ${exception.message}
B.Message： ${exception.errorMessage}
C.Message： ${request.exception.message}
D.Message： ${pageContext.exception.message}
E.Message： ${request.exception.errorMessage}

多项选择题Click the Exhibit button. Given： 11.<% com.example.Advisor advisor = new com.example.Advisor（）； %> 12.<% request.setAttribute（ foo ， advisor）； %> Assuming there are no other foo attributes in the web application，which three are valid EL expressions forretrieving the advice property of advisor？（）

A.${foo.advice}
B.${request.foo.advice}
C.${requestScope.foo.advice}
D.${requestScope[foo[advice]]}
E.${requestScope["foo"]["advice"]}

多项选择题Given： 6.<% int[] nums = {42， 420， 4200}； 7.request.setAttribute（ foo ， nums）； %> Which two successfully translate and result in a value of true？（）

A.${true or false}
B.${requestScope[foo][0] > 500}
C.${requestScope[’foo’][1] = 420}
D.${（requestScope[’foo’][0] lt 50） && （3 gt 2）}