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

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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 run 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
None of these
Clean compile but no output at runtime
A compile time error indicating that no run method is defined for the Thread class

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

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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(); } public Test(){ Thread t = new Thread(this); t.start(); } public void run(){ System.out.println("test"); }}

The program compiles fine, but it does not run because you cannot use the keyword this in the constructor.
The program compiles and runs and displays nothing.
The program has a compilation error because t is defined in both the main() method and the constructor Test().
The program compiles and runs and displays test.

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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. }

Compilation fails due to an error on line 7
false run-A true
None of these
false run-A false
true run-A true

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