I need the answers to the 6 questions pls 3. Write a Java program to sort a given array list.import java.util.*;public class Problem3 {public static void main(String[] args) {// Creae a list and add some colors to the listList list_Stringslist_Strings.add("Red");list_Strings.add("Green");list_Strings.add("Orange");list_Strings.add("White");list_Strings.add("Black");System.out.println("List before sort: "+list_Strings);Collections.sort(list_Strings);System.out.println("List after sort: "+list_Strings);}}= new ArrayList();4. What Are Some Advantages of Using Generic Types5. How many layers are in a computer machine?6. Write a program to define 2-dimensional integer array andstore following numbers:5 373792169537. Write a program to define an integer array and integer arraylist. Show the difference in creation, addition and modificationof elements.8. Write a program that prompts the user to input a positiveinteger. It should then print the multiplication table of thatnumber.9. Write a program to print out all Armstrong numbers between1 and 500. If sum of cubes of each digit of the number is equalto the number itself, then the number is called an Armstrongnumber.For example, 153 = ( 1 * 1 * 1 ) +( 5 * 5 * 5 ) + ( 3 * 3 * 3 )

Java Program for 6 : import java.io.*; class prog { public static void main (String[] args) {…

Answered: I need the answers to the 6 questions…

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Computer Science

I need the answers to the 6 questions pls

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question

I need the answers to the 6 questions pls

3. Write a Java program to sort a given array list.
import java.util.*;
public class Problem3 {
public static void main(String[] args) {
// Creae a list and add some colors to the list
List<String> list_Strings
list_Strings.add("Red");
list_Strings.add("Green");
list_Strings.add("Orange");
list_Strings.add("White");
list_Strings.add("Black");
System.out.println("List before sort: "+list_Strings);
Collections.sort(list_Strings);
System.out.println("List after sort: "+list_Strings);
}
}
= new ArrayList<String>();
4. What Are Some Advantages of Using Generic Types
5. How many layers are in a computer machine?
6. Write a program to define 2-dimensional integer array and
store following numbers:
5 37
379
216
953
7. Write a program to define an integer array and integer array
list. Show the difference in creation, addition and modification
of elements.
8. Write a program that prompts the user to input a positive
integer. It should then print the multiplication table of that
number.
9. Write a program to print out all Armstrong numbers between
1 and 500. If sum of cubes of each digit of the number is equal
to the number itself, then the number is called an Armstrong
number.
For example, 153 = ( 1 * 1 * 1 ) +( 5 * 5 * 5 ) + ( 3 * 3 * 3 )

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