lifecoolwind
发贴: 5
积分: 0
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于 2005-02-23 16:16
QUESTION NO: 4 Given: 1. class Test { 2. private Demo d; 3. void start() { 4. d = new Demo(); 5. this.takeDemo; 6. } 7. 8. void takeDemo(Demo demo) { 9. demo = null; 10. demo = new Demo(); 11. } 12. } When is the Demo object, created on line 3, eligible for garbage collection? A. After line 5. B. After line 9. C. After the start() method completes. D. When the takeDemo() method completes. E. When the instance running this code is made eligible for garbage collection. Answer: E
此题为什么选E而不是选B (题出自上面那位贴出的testking)
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