It Architecture Knowledge Infographic
What this prompt does: Produces a character portrait image using GPT Image 2. Style cues: cinematic, dramatic. Sourced from a verified fair-citation repository (张艾伦Alan) and reproduced here unchanged with full attribution per the source license.
01 Frontend (the part users see)
What it is: The interface that users can see, click, and interact with.
Where it is: Interfaces for websites, mini-programs, and apps.
Tools: HTML (structure), CSS (styling), JavaScript (interaction).
02 Backend (the processing part behind the scenes)
What it is: The brain behind the scenes, responsible for logic and calculation.
Where it is: On the server, invisible to users.
Function:
Handles login and registration
Calculates prices and recommends products
Receives frontend requests and returns data
Common languages: Java, Python, Go, JavaScript (Node.js)
03 Database (the memory part)
What it 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:
Usable via web, mini-program, or app
Monthly or annual subscription
Common forms: Websites, mobile apps, and mini-programs can all be SaaS.
05 Summary
Frontend: User-visible interface
Backend: Logic and calculation behind the scenes
Database: Storage and management of data
SaaS: Delivering software as a service over the network
Frontend display → Backend processing → Database storage → SaaS delivery method
Help me draw an easy-to-understand diagram based on the content above.