Oracle
1Z0-809 · Question #258
1Z0-809 Question #258: Real Exam Question with Answer & Explanation
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Question
MyThread mt = new MyThread();
Thread t1 = new Thread(mt);
Thread t2 = new Thread(mt);
t1.start();
t2.start();
The threads t1 and t2 execute asynchronously and possibly prints ABCA or AAGB.
You have been asked to modify the code to make the threads execute synchronously and prints ABC.
Which modification meets the requirement?
Options
- Astart the threads t1 and t2 within a synchronized block.
- BReplace line n1 with: private synchronized int count = 0;
- CReplace line n2 with: public synchronized void run () {
- DReplace line n2 with: volatile int count = 0;
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