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); } }}

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

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

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JAVA Threads
What notifyAll() method do?

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

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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. }

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

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