The contact object shall have a required unique contact ID string that cannot be longer than 10 characters. The contact ID shall not be null and shall not be updatable.
The contact object shall have a required firstName String field that cannot be longer than 10 characters. The firstName field shall not be null.
The contact object shall have a required lastName String field that cannot be longer than 10 characters. The lastName field shall not be null.
The contact object shall have a required phone String field that must be exactly 10 digits. The phone field shall not be null.
The contact object shall have a required address field that must be no longer than 30 characters. The address field shall not be null.
Contact Service Requirements
The contact service shall be able to add contacts with a unique ID.
The contact service shall be able to delete contacts per contact ID.
The contact service shall be able to update contact fields per contact ID. The following fields are updatable: