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Given： String value = getServletContext（）.getInitParameter（"foo"）； in an HttpServlet and a web applicationdeployment descriptor that contains：
- A、The foo initialization parameter CANNOT be set programmatically.
- B、Compilation fails because getInitParameter returns type Object.
- C、The foo initialization parameter is NOT a servlet initialization parameter.
- D、Compilation fails because ServletContext does NOT have a getInitParameter method.
- E、The foo parameter must be defined within the
element of the deployment descriptor.
参考答案
更多 “ Given： String value = getServletContext（）.getInitParameter（"foo"）； in an HttpServlet and a web applicationdeployment descriptor that contains： foo frodo Which two are true？（）A、The foo initialization parameter CANNOT be set programmatically.B、Compilation fails because getInitParameter returns type Object.C、The foo initialization parameter is NOT a servlet initialization parameter.D、Compilation fails because ServletContext does NOT have a getInitParameter method.E、The foo parameter must be defined within the element of the deployment descriptor.” 相关考题
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ABDCBDCBB
ABCDABCDC
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考题
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foo has the value of null.C
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foo has the value of false.E
An-exception is thrown.F
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A ServletAttributeListener registered for that servlet is notifiedD
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Foo has the value “”B
Foo has the value nullC
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String value = getServletConfig（ ）.getParameter（“foo”）；B
String value = getServletContext（ ）.getAttribute（“foo”）；C
Object value = getServletContext（ ）.getInitParameter（“foo”）；D
String value = getServletContext（ ）.getInitParameter（“foo”）
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单选题Given the JSP code： and the Classic tag handler code： 5. public int doStartTag（） throws JspException { 6. // insert code here 7. // return int 8. } Assume there are no other "foo" attributes in the web application. Which invocation on the pageContextobject，inserted at line 6，assigns "bar" to the variable x？（）A
String x = （String） pageContext.getAttribute（foo）B
String x = （String） pageContext.getRequestScope（foo）C
It is NOT possible to access the pageContext object from within doStartTagD
String x = （String） pageContext.getRequest（）.getAttribute（foo）E
String x = （String） pageContext.getAttribute（foo， PageContext.ANY_SCOPE）
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