JAVA Threads
What is the output for the below code ?public class Test extends Thread{ public static void main(String argv[]){ Test t = new Test(); t.run(); } public void start(){ for(int i = 0; i < 10; i++){ System.out.println("Value of i = " + i); } }}

Clean compile and at run time the values 0 to 9 are printed out
Clean compile but no output at runtime
None of these
A run time error indicating that no run method is defined for the Thread class
A compile time error indicating that no run method is defined for the Thread class

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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(); }}

Output order is not guaranteed
A B A B A B A B
None of these
Compilation succeed but Runtime Exception
A A A A B B B B

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JAVA Threads
What notifyAll() method do?

Wakes up all threads that are not waiting on this object's monitor
None of these
Wakes up one threads that are waiting on this object's monitor
Wakes up all threads that are waiting on this object's monitor

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

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