单项选择题

Given a JSP error page， which implicit object refers to the uncaught Throwable that resulted in th epage being invoked？（）

A. Error
B. Exception
C. Throwable
D. Request error
E. Request exception

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多项选择题

Which two are true？（）

A. The function method must have the signaturepublic： String spin（）.
B. The method must be mapped to the logical name “spin” in the web.xml file.
C. The function method must have the signature：public String spinIt（）.
D. The function method must have the signature：public static String spin（）.
E. The function method must have the signature：public static String spinIT（）.
F. The function class must be named Spinner， and must be in the package com.example.

多项选择题

Given a web application in which the request parameter product ID contains a product identifier.Which two EL expressions evaluate the value of the product ID？（）

A. ${product ID}
B. ${param.productID}
C. ${params.productID}
D. ${params.productID[1]}
E. ${paramvalues.productID}
F. ${paramValues.productID[0]}
G. ${pageContext.request.productID}

多项选择题

For a given product instance， which three jsp：setProperty attributes must be used to initialized its properties form the HTML form？（）

A. id
B. name
C. type
D. param
E. property
F. reqParam
G. attribute