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1z0-809 Exam Dumps : Java SE 8 Programmer II

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Java SE 8 Programmer II Questions and Answers

Question 1

Given the code fragment:

What is the result?

Options:

A.

Java EEJava EESE

B.

Java EESE

C.

The program prints either:Java EEJava SEorJava SEJava EE

D.

Java EEJava SE

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Question 2

Given:

class FuelNotAvailException extends Exception { }

class Vehicle {

void ride() throws FuelNotAvailException {//line n1

System.out.println(“Happy Journey!”);

}

}

class SolarVehicle extends Vehicle {

public void ride () throws Exception {//line n2

super ride ();

}

}

and the code fragment:

public static void main (String[] args) throws FuelNotAvailException, Exception {

Vehicle v = new SolarVehicle ();

v.ride();

}

Which modification enables the code fragment to print Happy Journey!?

Options:

A.

Replace line n1 with public void ride() throws FuelNotAvailException {

B.

Replace line n1 with protected void ride() throws Exception {

C.

Replace line n2 with void ride() throws Exception {

D.

Replace line n2 with private void ride() throws FuelNotAvailException {

Question 3

Which two statements are true about synchronization and locks? (Choose two.)

Options:

A.

A thread automatically acquires the intrinsic lock on a synchronized statement when executed.

B.

The intrinsic lock will be retained by a thread if return from a synchronized method is caused by an uncaught exception.

C.

A thread exclusively owns the intrinsic lock of an object between the time it acquires the lock and the time it releases it.

D.

A thread automatically acquires the intrinsic lock on a synchronized method’s object when entering that method.

E.

Threads cannot acquire intrinsic locks on classes.