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. }

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

ANSWER DOWNLOAD EXAMIANS APP

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

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

ANSWER DOWNLOAD EXAMIANS APP

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"); }}

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

ANSWER DOWNLOAD EXAMIANS APP

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

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON JAVA Threads