JAVA Threads Which keyword when applied on a method indicates that only one thread should execute the method at a time. synchronized final static volatile native synchronized final static volatile native 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. } true run-A true Compilation fails due to an error on line 7 false run-A false None of these false run-A true true run-A true Compilation fails due to an error on line 7 false run-A false None of these false run-A true ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Which of the following constructor of class Thread is valid one? Thread(int priority) Thread(String threadName, int priority) None of these Thread(Runnable threadOb, int priority) Thread(Runnable threadOb, String threadName) Thread(int priority) Thread(String threadName, int priority) None of these Thread(Runnable threadOb, int priority) Thread(Runnable threadOb, String threadName) 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() None of these 1 , 2 and 4 1 and 3 3 only None of these 1 , 2 and 4 1 and 3 3 only ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Predict the output:public class Test extends Thread{ private int i; public void run(){ i++; } public static void main(String[] args){ Test a = new Test(); a.run(); System.out.print(a.i); a.start(); System.out.print(a.i); }} IllegalThreadStateException is thrown Prints Prints Prints Compiler error IllegalThreadStateException is thrown Prints Prints Prints Compiler error ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What will be the output?class One extends Thread{public void run(){for(int i=0; i<2; i++){System.out.print(i);}}}public class Test{public static void main(String args[]){Test t = new Test();t.call(new One());} public void call(One o){o.start();}} Compilation Error 0 1 None of these 0 0 Compilation Error 0 1 None of these 0 0 ANSWER DOWNLOAD EXAMIANS APP
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