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College of Computing and Informatics
Assignment 1
Deadline: Thursday 03/03/2022 @ 23:59
[Total Mark for this Assignment is 8]
Student Details:
Name: ###
ID: ###
CRN: ###
Instructions:
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You must submit two separate copies (one Word file and one PDF file) using the Assignment Template on
Blackboard via the allocated folder. These files must not be in compressed format.
It is your responsibility to check and make sure that you have uploaded both the correct files.
Zero mark will be given if you try to bypass the SafeAssign (e.g. misspell words, remove spaces between
words, hide characters, use different character sets, convert text into image or languages other than English
or any kind of manipulation).
Email submission will not be accepted.
You are advised to make your work clear and well-presented. This includes filling your information on the
cover page.
You must use this template, failing which will result in zero mark.
You MUST show all your work, and text must not be converted into an image, unless specified otherwise by
the question.
Late submission will result in ZERO mark.
The work should be your own, copying from students or other resources will result in ZERO mark.
Use Times New Roman font for all your answers.
Question One
Pg. 01
Learning
Outcome(s):
CLO1
Explain database
concepts,
systems, and
architectures.
Question One
2 Marks
Create a database schema for a dental clinic. The dental clinic has five
relations, Patients, Doctors, staff, Appointments, Payments. You are free to
choose the attributes for each relation, and you are required to show the
Primary keys.
Question Two
Pg. 02
Learning
Outcome(s):
CLO3
Design a
database starting
from the
conceptual design
to the
implementation of
database
schemas.
2 Marks
Question Two
Giving the following schema for a supermarket database, specify the domain
constrains for each attribute.
CUSTOMERS (CustomerID , First_Name, Last_Name)
EMPLOYEES (EmployeeID, Name, Email, PhoneNo)
INVOICES( InvoiceID, Amount_Paid, Invoice_Date)
Question Three
Pg. 03
Learning
Outcome(s):
CLO1
Explain database
concepts,
systems, and
architectures.
1 Mark
Question Three
Compare between the Two Tier Client-Server DBMS Architecture and Three
Tier Client-Server DBMS Architecture.
Question Four
Pg. 04
Learning
Outcome(s):
CLO3
Create EntityRelationship
model, Relational
model, and write
SQL queries
3 Marks
Question Four
Giving the following schema create an ER diagram for this Supermarket
database, and show the primary keys, multivalued attributes, composite
attributes, and relationship types.
Supermarket has CUSTOMERS (CustomerID , First_Name, Last_Name)
Supermarket has EMPLOYEES (EmployeeID, Name, Email, PhoneNo,
Address, Salary)
Each Employee purchase PRODUCTS (ProductID, Product_Type)
Employee creates INVOICES( InvoiceID, Amount_Paid, Invoice_Date)
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attachment
Tags:
programming
Database Schema
dental clinic
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