polyfills.ac42e0aff240762c.js (36)

Select a correct way to declare an array in Java

 var myArr

 int[] myArr

 $myArr

 []int myArr

Java doesn't allow to use different primitive data types within the same array. True or false?

true

false

How to insert multi-line comments in Java code?

/* comment */

-- comment

 <!-- comment -->

// comment

What will the following code output to the console?

int a = 5;
int A = 10;
System.out.println(a);

 5

 10

 15

 throw an error

What will the following code output to the console?

int a = 1;
int b = 10;
System.out.print(a == b);

 1

 10

 true

 false

What will the following code output to the console?

int x = 20;
int y = x % 6;
System.out.print(y);

 2

 3

 6

 20

The x -= y is the same as:

 y = x - x

 y = x - y

 x = x - y

x = y - y

Which of the following operator should be used to return true when at least a single operands are true?

 !

 ||

 &&

 |

Which of the following operator should be used to return true when both operands are true?

 ||

 &&

 !

 &

What will the following code output to the console?

int x = 25;
int y = x / 5;
System.out.print(y);