Write a program to satisfy the following requirements 1. Define 2D array type integer with size 3 x 3 2. Ask the user to enter each elements of 2D array. 3. Write a function to calculate and return square of sum of all major diagonal elements, (element where its row equal to its column as shown in figure 1). Call this function in function main and pass the 2D array. 4. Display all the elements and the square of sum of all major diagonal elements. Figure 1: major diagonal elements Example of the output if the input data 1 2 3 4 5 6 789 all elements are 123 456 789 square of sum of all major diagonal elements is 225

java If you open a command window and want to see what version of the Java compiler you have installed on your computer, what would you write? If you open a command window and want to see what version of Java you have installed, what would you need to write?

Java Language  Create Clock class and demonstrate the features of the class with the driver program. upload a single file that contains the source code with documentation for both the clock class and the driver and execution of the program. The rule for execution is that you execute enough times with sufficient data that every line in the program is executed).