JAVA Threads
What will be the output of the following program code?public class Test implements Runnable{ public static void main(String[] args){ Thread t = new Thread(this); t.start(); } public void run(){ System.out.println("test"); }}

The program does not compile because this cannot be referenced in a static method.
The program compiles and runs fine and displays test on the console.
None of these
The program compiles fine, but it does not print anything because t does not invoke the run() method

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JAVA Threads
What will happen after compiling and running following code?class A implements Runnable{ public void run(){ System.out.println("run-a"); }}1. public class Test{2. public static void main(String... args){3. A a = new A();4. Thread t = new Thread(a);5. t.start();6. t.start();7. }8. }

run-a run-a
run-a
Compilation fails with an error at line 6
None of these
Compilation succeed but Runtime Exception

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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. }

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

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

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