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多选题
Given an EL function declared with：11. 12.spin 13.com.example.Spinner 14. 15.java.lang.String spinIt（） 16. 17. Which two are true？（）
A
The function method must have the signature： public 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.
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更多 “多选题Given an EL function declared with：11. 12.spin 13.com.example.Spinner 14. 15.java.lang.String spinIt（） 16. 17. Which two are true？（）AThe function method must have the signature： public String spin（）.BThe method must be mapped to the logical name spin in the web.xml file.CThe function method must have the signature： public String spinIt（）.DThe function method must have the signature public static String spin（）.EThe function method must have the signature： public static String spinIt（）.FThe function class must be named Spinner， and must be in the package com.example.” 相关考题
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考题
单选题Which methods from the String and StringBuffer classes modify the object on which they are called？（）A
The charAt（） method of the String class.B
The toUpperCase（） method of the String class.C
The replace（） method of the String class.D
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考题
单选题11. public void addStrings（List list） { 12. list.add（”foo”）； 13. list.add（”bar”）； 14. } What must you change in this method to compile without warnings？（）A
add this code after line 11： list = （List） list；B
change lines 12 and 13 to： list.add（”foo”）； list.add（”bar”）；C
change the method signature on line 11 to： public void addStrings（List extends String list） {D
change the method signature on line 11 to： public void addStrings（List super String list） {E
No changes are necessary. This method compiles without warnings.
考题
多选题Given： 6. 7. 8. and a custom tag handler for foo which extends TagSupport. Which two are true about thetag handler referenced by foo？（）AThe doStartTag method is called once.BThe doAfterBody method is NOT called.CThe EVAL_PAGE constant is a valid return value for the doEndTag method.DThe SKIP_PAGE constant is a valid return value for the doStartTag method.EThe EVAL_BODY_BUFFERED constant is a valid return value for the doStartTag method.
考题
多选题Given： 6. 7. 8. and a custom tag handler for foo which extends TagSupport. Which two are true about thetag handler referenced by foo？（）AThe doStartTag method is called once.BThe doAfterBody method is NOT called.CThe EVAL_PAGE constant is a valid return value for the doEndTag method.DThe SKIP_PAGE constant is a valid return value for the doStartTag method.EThe EVAL_BODY_BUFFERED constant is a valid return value for the doStartTag method.
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