Topic #

1. Design a Library Management System #
2. Parking Lot
3. Amazon (Online Shopping System)
4. Stack Overflow
5. Movie Ticket Booking System (BookMyShow)
6. ATM
7. Airline Management System
8. Blackjack and a Deck of Cards
9. Hotel Management System
10. Restaurant Management System
11. Chess
12. Online Stock Brokerage System
13. Linkedin
14. Crickinfo (Sports Website)
15. Facebook (Social Network)
16. Cab Booking (Uber)
17. Chatting
18. Calendar
19. Blog Site
20. Food Delivery

Forum

#

Background

1. Abstraction, Inheritance, Polymorphism, and Encapsulation #
2. SOLID # Single Responsibility, Open-Closed, Liskov Substitution, Interface Seregation, Dependency Inversion