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10. public class Hello


10. public class Hello {  11. String title;  12. int value;  13. public Hello() {  14. title += “ World”;  15. }  16. public Hello(int value) {  17. this.value = value;  18. title = “Hello”;  19. Hello();  20. }  21. }  and:  30. Hello c = new Hello(5);  31. System.out.println(c.title);  What is the result?() 

  • A Hello
  • B Hello World
  • C Compilation fails.
  • D Hello World 5
  • E The code runs with no output.
  • F An exception is thrown at runtime.
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分类:SCJP程序员认证考试题库
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