JAVA Threads What notifyAll() method do? Wakes up all threads that are waiting on this object's monitor Wakes up all threads that are not waiting on this object's monitor None of these Wakes up one threads that are waiting on this object's monitor Wakes up all threads that are waiting on this object's monitor Wakes up all threads that are not waiting on this object's monitor None of these Wakes up one threads that are waiting on this object's monitor ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Analyze the following code:public abstract class Test implements Runnable{ public void doSomething() { };} None of these The program compiles fine. The program will not compile because it does not implement the run() method. The program will not compile because it does not contain abstract methods. None of these The program compiles fine. The program will not compile because it does not implement the run() method. The program will not compile because it does not contain abstract methods. ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Given the code. What will be the result?public class Test implements Runnable{ public static void main(String[] args) throws InterruptedException{ Thread a = new Thread(new Test()); a.start(); System.out.print("Begin"); a.join(); System.out.print("End"); } public void run(){ System.out.print("Run"); }} "BeginEndRun" is printed. Compilation fails. "BeginEnd" is printed. An exception is thrown at runtime. "BeginRunEnd" is printed. "BeginEndRun" is printed. Compilation fails. "BeginEnd" is printed. An exception is thrown at runtime. "BeginRunEnd" is printed. ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Which keyword when applied on a method indicates that only one thread should execute the method at a time. native volatile static final synchronized native volatile static final synchronized ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What will be the output of the following program code?public class Test implements Runnable{ public static void main(String[] args){ Thread t = new Thread(this); t.start(); } public void run(){ System.out.println("test"); }} The program does not compile because this cannot be referenced in a static method. The program compiles and runs fine and displays test on the console. None of these The program compiles fine, but it does not print anything because t does not invoke the run() method The program does not compile because this cannot be referenced in a static method. The program compiles and runs fine and displays test on the console. None of these The program compiles fine, but it does not print anything because t does not invoke the run() method ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What will happen when you attempt to compile and run the following code?1. public class Test extends Thread{2. public static void main(String argv[]){3. Test t = new Test();4. t.run();5. t.start();6. }7. public void run(){8. System.out.println("run-test");9. }10. } Compilation fails due to an error on line 4 Compilation fails due to an error on line 7 None of these run-test run-test run-test Compilation fails due to an error on line 4 Compilation fails due to an error on line 7 None of these run-test run-test run-test ANSWER DOWNLOAD EXAMIANS APP