java

1) [1 point] An integer array named arr is of size 20 with all values set to 0 What would happen if we did the following: System.out.println( arr[20]); 2) [1 point] What is the output of the following: char characterArray-['n', ', 'c, 'e'l; System.out.print(characterArray); 3) [2 points] An array is given as follows: int integerArrayl new int[6]; integerArray[O] 0; for(int index-1; index