Review the data model provided in the case study. (1) List all entities and its type

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Q2 Review the data model provided in the case study. (1) List all entities and its type and (2) identify the type of participation constraint for each existing relationship and why the type you chose is correct.

CATEGORY
# ld
*Туре
EVENT
# ld
* Name
Start_Date
* End _Date
o Description
воотH
# ld
* Location
has
daplayed at
doleya
VENUE
# ld
Name
Street
City
* Province
* PCode
o Description
hoted at
managed by
generates
hosts
SALESPERSON
# ld
First_Name
* Last_Name
o Street
o City
o Province
o PCode
o Description
manages
generated by
SALESPERSON
SHIFT
* Date
* Start_Time
* End Time
PRODUCT
_SALE
# Line_No
* Quantity
Final_Price
PRODUCT
# ld
SALE
# ld
* Sale_Time
ters to
Included in
works
makes
includes
Name
worked by
made by
referi to
Wholesale_Cost
* Min_Price
Source: Created by the case authors.
For the exclusive use of D. Park, 2021.
This document is authorized for use only by Danny Park in 2021.
Transcribed Image Text:CATEGORY # ld *Туре EVENT # ld * Name Start_Date * End _Date o Description воотH # ld * Location has daplayed at doleya VENUE # ld Name Street City * Province * PCode o Description hoted at managed by generates hosts SALESPERSON # ld First_Name * Last_Name o Street o City o Province o PCode o Description manages generated by SALESPERSON SHIFT * Date * Start_Time * End Time PRODUCT _SALE # Line_No * Quantity Final_Price PRODUCT # ld SALE # ld * Sale_Time ters to Included in works makes includes Name worked by made by referi to Wholesale_Cost * Min_Price Source: Created by the case authors. For the exclusive use of D. Park, 2021. This document is authorized for use only by Danny Park in 2021.
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