多项选择题X 纠错
A.declare reset() using the synchronized keyword
B.declare getName() using the synchronized keyword
C.declare getCount() using the synchronized keyword
D.declare the constructor using the synchronized keyword
E.declare increment() using the synchronized keyword
你可能喜欢
单项选择题
A.Compilation fails.
B.An exception is thrown at runtime.
C.The code executes and prints "running".
D.The code executes and prints "runningrunning".
E.The code executes and prints "runningrunningrunning".
单项选择题
A.Compilation fails.
B.An exception is thrown at runtime.
C.The code executes normally and prints "sleep".
D.The code executes normally, but nothing is printed.
单项选择题
A.The code will deadlock.
B.The code may run with no output.
C.An exception is thrown at runtime.
D.The code may run with output "0 6".
E.The code may run with output "2 0 6 4".
F.The code may run with output "0 2 4 6".
多项选择题
A.The output could be 8-1,7-2,8-2,7-1
B.The output could be 7-1,7-2,8-1,6-1
C.The output could be 8-1,7-1,7-2,8-2
D.The output could be 8-1,8-2,7-1,7-2
单项选择题
A.foo.notify();
B.bar.notify();
C.foo.notifyAll();
D.Thread.notify();
E.bar.notifyAll();
F.Object.notify();
多项选择题
A.0, 2, 4, 4, 6, 8, 10, 6
B.0, 2, 4, 6, 8, 10, 2, 4
C.0, 2, 4, 6, 8, 10, 12, 14
D.0, 0, 2, 2, 4, 4, 6, 6, 8, 8, 10, 10, 12, 12, 14, 14
E.0, 2, 4, 6, 8, 10, 12, 14, 0, 2, 4, 6, 8, 10, 12, 14
单项选择题
A.Compilation fails.
B.An exception is thrown at runtime.
C.The code executes normally and prints "bar".
D.The code executes normally, but nothing prints.
单项选择题
A.Cat
B.Dog
C.Compilation fails.
D.The code runs with no output.
E.An exception is thrown at runtime.
单项选择题
A.The Thread.sleep() method can take t1 as an argument.
B.The Object.notify() method can take t1 as an argument.
C.The Thread.yield() method can take t1 as an argument.
D.The Thread.setPriority() method can take t1 as an argument.
E.The Object.notify() method arbitrarily chooses which thread to notify.
多项选择题
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
E.wrap the for loop code inside the go() method with a synchronized block synchronized(this){//for loop code here}