Online 1Z0-819 Practice Test

Question 1

Which statement about access modifiers is correct?

Options :

A : An instance variable can be declared with the static modifier.

B : A local variable can be declared with the final modifier.

C : An abstract method can be declared with the private modifier.

D : An inner class cannot be declared with the public modifier.

E : An interface can be declared with the protected modifier.

Answer: B

Question 2

Which three initialization statements are correct? (Choose three.)

Options :

A : int x = 12_34;

B : short sh = (short)'A';

C : String contact# = ''(+2) (999) (232)'';

D : boolean true = (4 == 4);

E : float x = 1.99;

F : int[][] e = {{1,1},{2,2}};

G : byte b = 10;char c = b;

Answer: A,B

Question 3

Given:

What is the result?

Options :

A : The compilation fails.

B : 1.99,2.99,0

C : 1.99,2.99,0.0

D : 1.99,2.99

Answer: A

Question 4

Given the code fragment:

How many lines of text does this program print?

Options :

A : four

B : one

C : three

D : two

Answer: D

Question 5

Given:

Which is true about line 1?

Options :

A : If the value is not present, a NoSuchElementException is thrown at run time.

B : It always executes the System.out::print statement.

C : If the value is not present, a NullPointerException is thrown at run time.

D : If the value is not present, nothing is done.

Answer: D

EXPERTY DESIGNED 1Z0-819 PRACTICE TEST