JAVA Threads What notifyAll() method do? None of these Wakes up one threads that are waiting on this object's monitor Wakes up all threads that are not waiting on this object's monitor Wakes up all threads that are 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 not waiting on this object's monitor Wakes up all threads that are waiting on this object's monitor 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. volatile synchronized static final native volatile synchronized static final native 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 run-test run-test None of these run-test Compilation fails due to an error on line 7 Compilation fails due to an error on line 4 run-test run-test None of these run-test Compilation fails due to an error on line 7 ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What will be the output after compiling and executing the following code?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"); }} "BeginEnd" is printed. An exception is thrown at runtime. "BeginEndRun" is printed. "BeginRunEnd" is printed. Compilation fails. "BeginEnd" is printed. An exception is thrown at runtime. "BeginEndRun" is printed. "BeginRunEnd" is printed. Compilation fails. ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Predict the output:class A implements Runnable{ public void run(){ try{ for(int i=0;i<4;i++){ Thread.sleep(100); System.out.println(Thread.currentThread().getName()); } }catch(InterruptedException e){ } }}public class Test{ public static void main(String argv[]) throws Exception{ A a = new A(); Thread t = new Thread(a, "A"); Thread t1 = new Thread(a, "B"); t.start(); t.join(); t1.start(); }} None of these Output order is not guaranteed Compilation succeed but Runtime Exception A A A A B B B B A B A B A B A B None of these Output order is not guaranteed Compilation succeed but Runtime Exception A A A A B B B B A B A B A B A B ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What will happen when you attempt to compile and run the following code?class A implements Runnable{ public void run(){ System.out.println("run-A"); }}1. public class Test{2. public static void main(String argv[]){3. A a = new A();4. Thread t = new Thread(a);5. System.out.println(t.isAlive());6. t.start();7. System.out.println(t.isAlive());8. }9. } false run-A false false run-A true None of these Compilation fails due to an error on line 7 true run-A true false run-A false false run-A true None of these Compilation fails due to an error on line 7 true run-A true ANSWER DOWNLOAD EXAMIANS APP
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