Answer to Question #325804 in Java | JSP | JSF for Joy

Question

1. What do you call the 1st array/index in two dimensional array?

2. What do you call the 2nd array/index in two dimensional array?

3. What is the output of the given code?

double[] sales = {12.5, 32.50, 16.90, 23, 45.68,

9, 10.5};

for(int i=0; i<sales.length; i++)

{ } System.out.print(sales.length);

4. What is the output of the given code?

double[][] sales = {

{12.5, 32.50}, (16.90, 23, 45.68}, {1, 2, 3, 4),

};

System.out.print(sales[2][1]);

5. What is the output of the given code?

double[][] sales = {

(12.5, 32.50), (16.90, 23, 45.68}, {1, 2, 3, 4),

}; System.out.print(sales[1][1]);

Answer 1

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