T1. Define a possible scope for the following systems. First, list a wide range of things that the system could do. Then narrow down the scope. To do this, select a minimal set of the most important features that you would implement in the first release of the system. (a) A police information system. (b) A system for real-estate agency. (c) A system for a public library. (d) A system for a car-rental agency. T2. Identify all the classes you can think of that might be part of the following systems, and choose good names for them. (a) A restaurant reservation system. (b) A video rental store. (c) A system for a public library. (d) A video editing tool.

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
icon
Related questions
Question

T1. Define a possible scope for the following systems. First, list a wide range of things that the
system could do. Then narrow down the scope. To do this, select a minimal set of the most
important features that you would implement in the first release of the system.
(a) A police information system.
(b) A system for real-estate agency.
(c) A system for a public library.
(d) A system for a car-rental agency.
T2. Identify all the classes you can think of that might be part of the following systems, and
choose good names for them.
(a) A restaurant reservation system.
(b) A video rental store.
(c) A system for a public library.
(d) A video editing tool.
T3. Apply the Abstraction-Occurrence pattern in the following situations. For each situation,
show the two linked classes, the association between the classes, and the attributes in each class.
(a) The issues of a periodical.
(b) Models of electronic appliances and the individual appliances.

 

Expert Solution
steps

Step by step

Solved in 3 steps

Blurred answer
Knowledge Booster
System Model Approaches
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.
Similar questions
Recommended textbooks for you
Database System Concepts
Database System Concepts
Computer Science
ISBN:
9780078022159
Author:
Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:
McGraw-Hill Education
Starting Out with Python (4th Edition)
Starting Out with Python (4th Edition)
Computer Science
ISBN:
9780134444321
Author:
Tony Gaddis
Publisher:
PEARSON
Digital Fundamentals (11th Edition)
Digital Fundamentals (11th Edition)
Computer Science
ISBN:
9780132737968
Author:
Thomas L. Floyd
Publisher:
PEARSON
C How to Program (8th Edition)
C How to Program (8th Edition)
Computer Science
ISBN:
9780133976892
Author:
Paul J. Deitel, Harvey Deitel
Publisher:
PEARSON
Database Systems: Design, Implementation, & Manag…
Database Systems: Design, Implementation, & Manag…
Computer Science
ISBN:
9781337627900
Author:
Carlos Coronel, Steven Morris
Publisher:
Cengage Learning
Programmable Logic Controllers
Programmable Logic Controllers
Computer Science
ISBN:
9780073373843
Author:
Frank D. Petruzella
Publisher:
McGraw-Hill Education