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Class Diagram Updated 8/11/2026

Online Shopping Class Diagram

Class diagram for an online shopping system showing users, customers, and administrators alongside products, categories, carts, orders, payments, shipments, and reviews. It also models cart and order line items plus credit card and PayPal payment types.

class diagrame-commerceshopping cartorder managementpayment processinguml
14 nodes 15 connections

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Download the Online Shopping Class Diagram as a PNG or SVG, or open it in the studio to edit your own copy. To draw a similar class diagram from a description, use the class diagram generator; for notation and a step-by-step walkthrough, read how to make a class diagram; and browse more class diagram examples for related layouts.

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Level 1 Data Flow Diagram - Payroll System

Level 1 data flow diagram of a payroll system showing how employee timesheets move through validation, gross pay and deduction calculations, payment issuance, and tax reporting. It includes interactions with HR, the bank, tax authority, and payroll data stores.

data flow diagrampayroll systemtimesheetstax reportinghr processpayment processing

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