README.md

System Design

System Design is the process of designing the architecture, components, and interfaces for a system so that it meets the end-user requirements.

Theory.

LLD

Low level design : It focus on implementation of indivisual components of HLD.

OOPs Principle

• Encapsulation
• Abstraction
• Inheritance
• Polymorphism

UML Diagram

• Class Diagram
• Use Case Diagram
• State Diagram
• Sequence Diagram

SOLID

• Single Responsibilty Principle
• Open-Closed Principle
• Liskov Substitution Principle
• Interface Segration Principle
• Dependecy Inversion Principle

Design Patterns

• Creational
  • Singleton
  • Factory Method
  • Abstract Factory
  • Builder
  • Prototype
  • Dependecy Injection
• Structure
  • Adapter
  • Composite
  • Proxy
  • Flyweight
  • Facade
  • Bridge
  • Decorator
• Behavioural
  • Template Method
  • Mediator
  • Chain of Responsibility
  • Observer
  • Strategy
  • Command
  • State
  • Visitor
  • Iterator
  • Interpretor
  • Memento

HLD

High level design

Extra