多项选择题
Given:
Which two code fragments, inserted independently at line 3, generate the output 4247? ()
A.String s = "123456789";s = (s-"123").replace(1,3,"24") - "89";
B.StringBuffer s = new StringBuffer("123456789");
C.sdelete(0,3).replace(1,3,";24";).delete(4,6);
D.substring(3,6).delete(1,3).insert(1, ";24";);
相关考题
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单项选择题
Given: What is the result?()
A.3,2,1
B.1,2,3
C.Compilation fails.
D.The code runs with no output.
E.An exception is thrown at runtime. -
单项选择题
Given: What is the result?()
A.three
B.other
C.An exception is thrown at runtime.
D.Compilation fails because of an error on line 12.
E.Compilation fails because of an error on line 13. -
单项选择题
Click the Exhibit button. Given: ClassA a = new ClassA();a.methodA(); What is the result?()
A.Compilation fails.
B.ClassC is displayed.
C.The code runs with no output.
D.An exception is thrown at runtime.
