212-065 Real Exam Prep DEMO

Question 2: }
Which two can be results? (Choose two.)
A. java.lang.RuntimeException: Problem
B. run.
java.lang.RuntimeException: Problem
C. End of method.
java.lang.RuntimeException: Problem
D. End of method.
run.
java.lang.RuntimeException: Problem
E. run.
java.lang.RuntimeException: Problem
End of method.
Correct Answer: D, E
2. Which two statements are true? (Choose two.)
A. It is possible for more than two threads to deadlock at once.
B. The JVM implementation guarantees that multiple threads cannot enter into a
deadlocked state.
C. Deadlocked threads release once their sleep() method's sleep duration has expired.
D. Deadlocking can occur only when the wait(), notify(), and notifyAll() methods are
used incorrectly.
E. It is possible for a single-threaded application to deadlock if synchronized blocks are
used incorrectly.
F. If a piece of code is capable of deadlocking, you cannot eliminate the possibility of
deadlocking by inserting
invocations of Thread.yield().
Correct Answer: A, F
3. Given:
7. void waitForSignal() {
8. Object obj = new Object();
9. synchronized (Thread.currentThread()) {
10. obj.wait();
11. obj.notify();
12. }