Free 1Z0-809 Exam Dumps

Question 31

In 2015, daylight saving time in New York, USA, begins on March 8th at 2:00 AM. As a result, 2:00 AM becomes 3:00 AM.
Given the code fragment:
1Z0-809 dumps exhibit
Which is the result?

A. 3:00 – difference: 2
B. 2:00 – difference: 1
C. 4:00 – difference: 3
D. 4:00 – difference: 2

Correct Answer:B

Question 32

Given:
1Z0-809 dumps exhibit
and

Which interface from the java.util.function package should you use to refactor the class Txt?

A. Consumer
B. Predicate
C. Supplier
D. Function

Correct Answer:C

Question 33

Given:
public interface Moveable {
public default void walk (Integer distance) {System.out.println(“Walking”);) public void run(Integer distance);
}
Which statement is true?

A. Moveable can be used as below:Moveable<Integer> animal = n - > System.out.println(“Running” + n); animal.run(100);animal.walk(20);
B. Moveable can be used as below: Moveable animal = n - > n + 10; animal.run(100);animal.walk(20);
C. Moveable can be used as below:Moveable animal = (Integer n) - > System.out.println(n); animal.run(100);Moveable.walk(20);
D. Movable cannot be used in a lambda expression.

Correct Answer:A

Question 34

Given the definition of the Book class:
1Z0-809 dumps exhibit
Which statement is true about the Book class?

A. It demonstrates encapsulation.
B. It is defined using the factory design pattern.
C. It is defined using the singleton design pattern.
D. It demonstrates polymorphism.
E. It is an immutable class.

Correct Answer:A

Question 35

Given:
1Z0-809 dumps exhibit
What is the result?

A. IT:null
B. A NullPointerException is thrown at run time.
C. A compilation error occurs.
D. IT:0.0

Correct Answer:D