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(); }}

None of these
Compilation error, class A has no start method
Compilation succeed but runtime exception
0 0
0 1

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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
null
Compilation fails with an error at line 5
None of these
Compilation succeed but Runtime Exception

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JAVA Threads
What notifyAll() method do?

Wakes up all threads that are not 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 waiting on this object's monitor

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JAVA Threads
Analyze the following code:public abstract class Test implements Runnable{ public void doSomething() { };}

The program will not compile because it does not implement the run() method.
The program will not compile because it does not contain abstract methods.
None of these
The program compiles fine.

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