IT Architecture Knowledge Infographic

Prompt

01 Front End (the part users see)  What it is: The front end is the interface — the part users can see, click, and interact with.  Where it is: The interface of a website, mini program, or app.  What it uses: HTML (structure), CSS (style), JavaScript (interaction).  02 Back End (the part that handles things behind the scenes)  What it is: The back end is the behind-the-scenes brain, responsible for logic and computation.  Where it is: On the server, invisible to users.  What it does:  Handles login and registration  Calculates prices and recommends products  Receives front-end requests and returns data  Common programming languages: Java, Python, Go, JavaScript (Node.js)  03 Database (the memory part)  What it is: A database is used to store and manage data.  What it stores: Accounts, passwords, orders, inventory…  Common databases:  MySQL, PostgreSQL (relational, like tables)  MongoDB (document-based, like folders)  04 SaaS (Software as a Service)  What it is: SaaS = Software as a Service.  Core features:  You can use it by opening a website/mini program/app  Subscription paid monthly or yearly  Common forms: websites, mobile apps, and mini programs can all be SaaS.  05 Summary  Front end: the interface users see and operate  Back end: the logic and computation running behind the scenes  Database: where data is stored and managed  SaaS: turning software into a service that users can access anytime via the internet  Front-end display → Back-end processing → Database storage → SaaS is the delivery method  Please draw me an easy-to-understand diagram based on the content above