JAVA Threads
Given the code. What will be the result?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.
"BeginEnd" is printed.
"BeginRunEnd" is printed.
Compilation fails.
An exception is thrown at runtime.

ANSWER DOWNLOAD EXAMIANS APP

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(); }}

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

ANSWER DOWNLOAD EXAMIANS APP

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. }

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

ANSWER DOWNLOAD EXAMIANS APP

JAVA Threads
What notifyAll() method do?

None of these
Wakes up one threads that are waiting on this object's monitor
Wakes up all threads that are not waiting on this object's monitor
Wakes up all threads that are waiting on this object's monitor

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. }

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

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON JAVA Threads