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. }

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. }

true run-A true

false run-A true

Compilation fails due to an error on line 7

false run-A false

None of these

true run-A true

false run-A true

Compilation fails due to an error on line 7

false run-A false

None of these

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JAVA Threads
What will be the output?class One extends Thread{public void run(){for(int i=0; i<2; i++){System.out.print(i);}}}public class Test{public static void main(String args[]){Test t = new Test();t.call(new One());} public void call(One o){o.start();}}

0 0

0 1

Compilation Error

None of these

0 0

0 1

Compilation Error

None of these

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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

None of these

run-a run-a

Compilation succeed but Runtime Exception

Compilation fails with an error at line 6

run-a

None of these

run-a run-a

Compilation succeed but Runtime Exception

Compilation fails with an error at line 6

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JAVA Threads
Which keyword when applied on a method indicates that only one thread should execute the method at a time.

static

volatile

final

native

synchronized

static

volatile

final

native

synchronized

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JAVA Threads
What notifyAll() method do?

Wakes up one threads that are waiting on this object's monitor

Wakes up all threads that are waiting on this object's monitor

None of these

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

Wakes up all threads that are waiting on this object's monitor

None of these

Wakes up all threads that are not waiting on this object's monitor

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JAVA Threads
In java a thread can be created by ..........

None of these

Extending the thread class.

Both of the above

Implementing Runnable interface.

None of these

Extending the thread class.

Both of the above

Implementing Runnable interface.

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JAVA Threads

JAVA Threads What will be the output?class One extends Thread{public void run(){for(int i=0; i<2; i++){System.out.print(i);}}}public class Test{public static void main(String args[]){Test t = new Test();t.call(new One());} public void call(One o){o.start();}}

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. }

JAVA Threads Which keyword when applied on a method indicates that only one thread should execute the method at a time.

JAVA Threads What notifyAll() method do?

JAVA Threads In java a thread can be created by ..........

JAVA Threads
What will be the output?class One extends Thread{public void run(){for(int i=0; i<2; i++){System.out.print(i);}}}public class Test{public static void main(String args[]){Test t = new Test();t.call(new One());} public void call(One o){o.start();}}

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. }

JAVA Threads
Which keyword when applied on a method indicates that only one thread should execute the method at a time.

JAVA Threads
What notifyAll() method do?

JAVA Threads
In java a thread can be created by ..........