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

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JAVA Threads
What notifyAll() method do?

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
Wakes up one threads that are waiting on this object's monitor

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JAVA Threads
Analyze the following code:public class Test implements Runnable{ public static void main(String[] args){ Test t = new Test(); t.start(); } public void run() { }}

The program does not compile because the start() method is not defined in the Test class.
The program compiles, but it does not run because the run() method is not implemented.
The program compiles, but it does not run because the start() method is not defined.
The program compiles and runs fine.

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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); } }}

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

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