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CMIS 320 Relational
Database Concept


Consider a student club or organization in
which you are a member. What are the data entities of this enterprise? List and
define each entity. Then, develop an enterprise data model showing these
entities and important relationships between them. No2.

For each of the
following descriptions:

a. A piano
manufacturer wants to track all pianos it makes. Each piano has a unique serial
number and a manufacturing completion date. Each instrument represents exactly
one piano model, all of which have an identification number and model. The
company produces thousands of pianos of a certain model, and the design is
specified before any single piano exists.

b. A vendor builds
multiple types of tablet computers. Each has a type identification number and a
name. The key specifications for each type include amount of storage and
display type. The company uses multiple processor types, exactly one of which
is used for a specific tablet type. The same processor can be used in multiple
types of tablets. Each processor has a manufacturer and a manufacturer’s unique
code that identifies it.

Perform the following

1. Identify the degree
and cardinalities of the relationship.
2. Express the relationships graphically with an E-R diagram.

Document your work
into a single, well-organized, well-written word document and submit no later
than due date.

Question 3

CMIS 320 7380 Relational Database Concepts and Applications

You are working for
country club with thousands of members. You have been tasked with designing a
database to keep track of the members and their guests.

The club keeps track
of mail and telephone contact information, name and membership number. When a
member joins the club they can become a social member with pool, racket ball
and weight room privileges or golf member which includes all of the social
member privileges plus access to the golf course.

Develop, document and
design an EER for this situation.

Submit your word
document no later than the due date.

Entities and Attributes for ‘Entities and
Attributes ‘

You have been tasked
to create a database for your college to track students, their courses (past,
present, and future), grades and academic standing, and

Describe the entities
and their attributes that might be required for this application, the type of
database processing required, and the application software needed.

Consider all users of
the application and how the issues of data integrity, security, and user
interfaces would best be handled.

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