From the extended use case diagram, make the activity diagram of the same. sellerStart e-commerceportalValidate DataRemove ProductEliminate Product ScenarioEnter username andpasswordChange ProductStatusUpdate InformationShow Products listRemove Product NAME:User:DescriptionPreconditionSequenceNormalPostconditionExceptionsDELETE PRODUCTSSellerThe system shall behave as described in the following usecase when the User requests to delete a product in the e-commerce page.• Enter the e-commerce page.The user must be registered and authenticated.Login to the web page.Step123456Data of the product to be deleted.Action7The Seller requests the system to start the "DeleteOffer" process.Step7The system displays the list of Products posted bythe Seller.The Seller selects the product offer to be deleted.The Seller selects the option "Delete Product".The system removes the product from thedatabase.The System informs the Seller that the productdeletion has been successful.The system updates the products on the web pageto reflect the changes made.The Product is deleted in the System so that it is notdisplayed among the products on the page.ActionIf the web page is offline, the system displays anerror, then this use case terminates.

check the Activity diagram for the given usecase below

Answered: OK seller Start e-commerce portal…

OK seller Start e-commerce portal Validate Data Eliminate Product Scenario Enter username and password Change Product Status Update Information Show Products list Remove Product

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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Question

From the extended use case diagram, make the activity diagram of the same.

seller
Start e-commerce
portal
Validate Data
Remove Product
Eliminate Product Scenario
Enter username and
password
Change Product
Status
Update Information
Show Products list
Remove Product

NAME:
User:
Description
Precondition
Sequence
Normal
Postcondition
Exceptions
DELETE PRODUCTS
Seller
The system shall behave as described in the following use
case when the User requests to delete a product in the e-
commerce page.
• Enter the e-commerce page.
The user must be registered and authenticated.
Login to the web page.
Step
1
2
3
4
5
6
Data of the product to be deleted.
Action
7
The Seller requests the system to start the "Delete
Offer" process.
Step
7
The system displays the list of Products posted by
the Seller.
The Seller selects the product offer to be deleted.
The Seller selects the option "Delete Product".
The system removes the product from the
database.
The System informs the Seller that the product
deletion has been successful.
The system updates the products on the web page
to reflect the changes made.
The Product is deleted in the System so that it is not
displayed among the products on the page.
Action
If the web page is offline, the system displays an
error, then this use case terminates.

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