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(); }} Compilation succeed but Runtime Exception None of these A B A B A B A B A A A A B B B B Output order is not guaranteed Compilation succeed but Runtime Exception None of these A B A B A B A B A A A A B B B B Output order is not guaranteed ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What will be the output?class A extends Thread{ public void run(){ for(int i=0; i<2; i++){ System.out.println(i); } }}public class Test{ public static void main(String argv[]){ Test t = new Test(); t.check(new A(){}); } public void check(A a){ a.start(); }} 0 0 0 1 Compilation succeed but runtime exception None of these Compilation error, class A has no start method 0 0 0 1 Compilation succeed but runtime exception None of these Compilation error, class A has no start method 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 None of these true run-A true Compilation fails due to an error on line 7 false run-A true false run-A false None of these true run-A true Compilation fails due to an error on line 7 false run-A true ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Which of the following are methods of the Thread class?1) yield()2) sleep(long msec)3) go()4) stop() 3 only 1 and 3 None of these 1 , 2 and 4 3 only 1 and 3 None of these 1 , 2 and 4 ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What notifyAll() method do? None of these 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 Wakes up one threads that are waiting on this object's monitor None of these 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 Wakes up one threads that are waiting on this object's monitor ANSWER DOWNLOAD EXAMIANS APP
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