Notes

```java
// main.java
import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;

public class Main {
private static List<Integer> numbers = new ArrayList<>();
private static List<String> strings = new ArrayList<>();

public static void main(String[] args) {
initializeNumbersList();
moveZerosToEnd();

initializeStringsList();
removeDuplicatesAndSort();

Database database = new Database();
database.startConsoleApp();
}

private static void initializeNumbersList() {
for (int i = 0; i < 30; i++) {
numbers.add((int) (Math.random() * 11) - 5);
}
}

private static void moveZerosToEnd() {
for (int i = 0; i < numbers.size(); i++) {
if (numbers.get(i) == 0) {
numbers.add(numbers.remove(i));
}
}
}

private static void initializeStringsList() {
strings.add("apple");
strings.add("banana");
strings.add("apple");
strings.add("orange");
strings.add("banana");
}

private static void removeDuplicatesAndSort() {
List<String> uniqueStrings = new ArrayList<>();

for (String str : strings) {
if (!uniqueStrings.contains(str)) {
uniqueStrings.add(str);
}
}

uniqueStrings.sort(String::compareTo);
strings = uniqueStrings;
}
}

```

```java
// function.java
import java.util.Scanner;

public class Database {
private String strData;
private int intData;
private double doubleData;

public Database() {
// Initialize the database object
}

public void startConsoleApp() {
Scanner scanner = new Scanner(System.in);
int option;

do {
System.out.println("1. Add data");
System.out.println("2. Remove data");
System.out.println("3. Exit");
System.out.print("Enter your choice: ");
option = scanner.nextInt();

switch (option) {
case 1:
addData();
break;
case 2:
removeData();
break;
case 3:
System.out.println("Exiting the application...");
break;
default:
System.out.println("Invalid option, try again.");
}
} while (option != 3);

scanner.close();
}

private void addData() {
Scanner scanner = new Scanner(System.in);
System.out.print("Enter string data: ");
strData = scanner.nextLine();
System.out.print("Enter integer data: ");
intData = scanner.nextInt();
System.out.print("Enter double data: ");
doubleData = scanner.nextDouble();
}

private void removeData() {
strData = null;
intData = 0;
doubleData = 0.0;
}
}
```