单选题11. rbo = new ReallyBigObject(); 12. // more code here 13. rbo = null; 14. /* insert code here */ Which statement should be placed at line 14 to suggest that the virtual machine expend effort toward recycling the memory used by the object rbo?()ASy
题目
单选题
11. rbo = new ReallyBigObject(); 12. // more code here 13. rbo = null; 14. /* insert code here */ Which statement should be placed at line 14 to suggest that the virtual machine expend effort toward recycling the memory used by the object rbo?()
A
System.gc();
B
Runtime.gc();
C
System.freeMemory();
D
Runtime.getRuntime().growHeap();
E
Runtime.getRuntime().freeMemory();
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