What will be the output of the following Java code?

int arr[] = new int [5];
System.out.print(arr);

In Java, arrays are objects of which class?

A. Array

B. Collection

C. ArrayList

D. None of the above

How do you declare a one-dimensional array in Java?

A. int[] myArray;

B. int myArray[];

C. Array myArray;

D. All of the above

What is the default initial value of numeric elements in an array of type int in Java?

B. 1

C. -1

D. Null

What is the correct way to initialize a two-dimensional array in Java?

A. int[][] myArray = {{1, 2}, {3, 4}};

B. int[2][2] myArray = {{1, 2}, {3, 4}};

C. int[2][2] myArray; myArray[0][0] = 1; myArray[0][1] = 2; myArray[1][0] = 3; myArray[1][1] = 4;

D. None of the above