1- Please explain the differences between the private, protected, and public access modifiers.

2-

Given the definitions,

Scanner kb;

kb = new Scanner(System.in);

int a = kb.getNextInt();

Describe what's going on these statements.

3-Briefly explain the purpose and functionality that ArrayList classes and functions provide to a programmer.

4-

Here is a function that uses a for loop. Write a function that does the same thing, but using a do while loop. Be sure you write the correct number of copies of the cheer, Hip, Hip, Hurray!.

public void cheers(int n){ for(int i = 0; i < n; i++){ System.out.print("Hip, "); } System.out.println("Hurray!"); }