單項(xiàng)選擇題

To implement the design intent， which statement must be inserted at line 42？（）

A. session = response.getSession（）；
B. session = request.getSession（）；
C. session = request.getSession（true）；
D. session = request.getSession（false）；
E. session = request.getSession（“jsessionid”）；

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多項(xiàng)選擇題

Given that a scoped attribute cart exists only in a user’s session， which two， taken independently， ensure the scoped attribute cart no longer exists？（）

A. ${cart = null}
B. <c：remove var="cart" />
C. <c：remove var="${cart}" />
D. <c：remove var="cart" scope="session" />
E. <c：remove scope="session">cart</c：remove>
F. <c：remove var="${cart}" scope="session" />
G. <c：remove scope="session">${cart}</c：remove>

單項(xiàng)選擇題

Which option prevents the exception thrown by my：errorProne from invoking the error page mechanism and outputs the message "File not found" in the response？（）

A.A
B.B
C.C
D.D
E.E

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To implement the design intent， which statement must be inserted at line 42？（）

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Given that a scoped attribute cart exists only in a user’s session， which two， taken independently， ensure the scoped attribute cart no longer exists？（）

Which option prevents the exception thrown by my：errorProne from invoking the error page mechanism and outputs the message "File not found" in the response？（）

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To implement the design intent， which statement must be inserted at line 42？（）

Given that a scoped attribute cart exists only in a user’s session， which two， taken independently， ensure the scoped attribute cart no longer exists？（）

Which option prevents the exception thrown by my：errorProne from invoking the error page mechanism and outputs the message "File not found" in the response？（）