问题:
Given:
Which two changes, taken together, would guarantee the output: 1, 2, 3, 4, 5, ?()
A . move the line 12 print statement into the foo() method
B . change line 7 to public synchronized void go() {
C . change the variable declaration on line 2 to private volatile int x;
D . wrap the code inside the foo() method with a synchronized( this ) block
Given:
Which two changes, taken together, would guarantee the output: 1, 2, 3, 4, 5, ?()
● 参考解析
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