JAVA Threads Which keyword when applied on a method indicates that only one thread should execute the method at a time. volatile synchronized native final static volatile synchronized native final static 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 false run-A true Compilation fails due to an error on line 7 true run-A true false run-A false None of these false run-A true Compilation fails due to an error on line 7 true run-A true 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); }} Prints IllegalThreadStateException is thrown Prints Prints Compiler error Prints IllegalThreadStateException is thrown 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();}} 0 0 Compilation Error 0 1 None of these 0 0 Compilation Error 0 1 None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Which of the following constructor of class Thread is valid one? Thread(Runnable threadOb, int priority) Thread(int priority) None of these Thread(String threadName, int priority) Thread(Runnable threadOb, String threadName) Thread(Runnable threadOb, int priority) Thread(int priority) None of these Thread(String threadName, int priority) Thread(Runnable threadOb, String threadName) ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What is the output for the below code ?class A implements Runnable{ public void run(){ System.out.println(Thread.currentThread().getName()); }}1. public class Test{2. public static void main(String... args){3. A a = new A();4. Thread t = new Thread(a);5. t.setName("good");6. t.start();7. }8. } good None of these null Compilation fails with an error at line 5 Compilation succeed but Runtime Exception good None of these null Compilation fails with an error at line 5 Compilation succeed but Runtime Exception ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS