Create instances (objects) for the classes, involved in the "requesting a package to be delivered" and make sure to add and instance for the User Interface to start the process. Must have a minimum of 4 objects (including the User Interface instance). 4.2 Create a minimum of 8 messages and represent the message calls between all the objects. 2 of the messages must be self-messages (a message from the object to itself). and the activations are well 4.3 Make sure the object lifelines represented and clear. 4.1

Create instances (objects) for the classes, involved in the "requesting a package to be delivered" and make sure to add and instance for the User Interface to start the process. Must have a minimum of 4 objects (including the User Interface instance). 4.2 Create a minimum of 8 messages and represent the message calls between all the objects. 2 of the messages must be self-messages (a message from the object to itself). and the activations are well 4.3 Make sure the object lifelines represented and clear. 4.1

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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