12. void start() {  13. A a = new A();  14. B b = new B();  15. a.s(b);  16. b = null;  17. a = null;  18. System.out.println(“start completed”); 19. }  When is the B object, created in line 14, eligible for garbage collection?()  

A .  After line 16. B .  After line 17. C .  After line 18 (when the methods ends). D .  There is no way to be absolutely certain. E .  The object is NOT eligible for garbage collection.

时间:2022-10-21 03:39:26 所属题库:SCJP程序员认证考试题库

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