Welcome to ADDRESS BOOK SYSTEM PROGRAM

Used Case:1

Ability to create a Contacts in Address Book with first and last names, address, city, state, zip, phone number and email...

Used Case:2

Ability to add a new Contact to Address Book

Used Case:3

Ability to edit existing contact person using their name

Used Case:4

Ability to delete existing contacts from address book

Used Case:5

Ability to add multiple contacts to Address Book

Used Case:6

Refactor to ADD multiple address Book to the System

Used Case:7

Check for duplicate Entries

Used Case:8

Ability to Search Person in a City or State across multiple AddressBook

Used Case:9

Ability to view Persons by City or State

Used Case:10

Ability to get number of Contact persons i.e., count by city or state

Used Case:11

Ability to sort the entries in the address book alphabetically by Person's name

Used Case:12

Ability to sort the entries in the address book by City, State, or Zip

Used Case:13

Ability to read or write the address book with Persons Contact into File using FileIO

Used Case:14

Ability to read or write the address book with Persons Contact into File using CSV File

Used Case:16

Ability to read the data of contact from DataBase Table

Used Case:17

Ability to update the Contact Information in the address book for a person and ensure that the Contact Information in the memory is in Sync with the DB

Used Case:19

Ability to Retrieve number of Contacts in the Database by City or State.

Used Case:20

Ability to Add new Contact to the Address Book Database.

Used Case:21

Ability to Add multiple Contact to the Address Book Database Using multiple threads.

Used Case:22

Ability to Read multiple Contact to the Address_Book.json Using JSON-Server(REST_IO).

Used Case:23

Ability to Add multiple Contact to the Address_Book Database Using JSON-Server.

Used Case:24

Ability to Update Contact to the Address_Book Database Using JSON-Server.

Used Case:25

Ability to Delete Contact to the Address_Book Database Using JSON-Server