JAVA Threads
What will be the output after compiling and executing the following code?public class Test implements Runnable{ public static void main(String[] args) throws InterruptedException{ Thread a = new Thread(new Test()); a.start(); System.out.print("Begin"); a.join(); System.out.print("End"); } public void run(){ System.out.print("Run"); }}

"BeginEndRun" is printed.
Compilation fails.
"BeginRunEnd" is printed.
"BeginEnd" is printed.
An exception is thrown at runtime.

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JAVA Threads
What will happen when you attempt to compile and run the following code?1. public class Test extends Thread{2. public static void main(String argv[]){3. Test t = new Test();4. t.run();5. t.start();6. }7. public void run(){8. System.out.println("run-test");9. }10. }

Compilation fails due to an error on line 4
run-test
run-test run-test
None of these
Compilation fails due to an error on line 7

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JAVA Threads
Analyze the following code:public abstract class Test implements Runnable{ public void doSomething() { };}

The program compiles fine.
The program will not compile because it does not implement the run() method.
None of these
The program will not compile because it does not contain abstract methods.

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JAVA Threads
What notifyAll() method do?

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
None of these

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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. }

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

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