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 Compiler error Prints IllegalThreadStateException is thrown Prints Prints Compiler error Prints 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 Which keyword when applied on a method indicates that only one thread should execute the method at a time. native synchronized static final volatile native synchronized static final volatile ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What notifyAll() method do? 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 None of these Wakes up all threads that are waiting on this object's monitor 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 None of these Wakes up all threads that are waiting on this object's monitor ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads When a class extends the Thread class ,it should override ............ method of Thread class to start that thread. go() run() init() start() go() run() init() start() 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 true run-A true Compilation fails due to an error on line 7 None of these false run-A false false run-A true true run-A true Compilation fails due to an error on line 7 None of these ANSWER DOWNLOAD EXAMIANS APP
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