Master object-oriented design for interviews. Design real-world systems like parking lots, shopping carts, chess games, and more using SOLID principles and design patterns.
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Master the foundational concepts of object-oriented design including SOLID principles, UML diagrams, design patterns, and a proven interview framework.
Design an object-oriented library management system supporting book checkout, returns, member management, and search functionality.
Design an object-oriented parking lot system supporting multiple vehicle types, floors, pricing strategies, and ticket management.
Design an object-oriented e-commerce system with products, shopping cart, orders, inventory management, and payment processing.
Design an object-oriented movie ticket booking system with theaters, shows, seat selection, concurrent booking handling, and payment processing.
Design an object-oriented chess game with board representation, piece hierarchy, move validation, check/checkmate detection, and game state management.
Design an ATM system using the State design pattern to manage transaction flows, account operations, and cash dispensing.
Design a hotel management system handling reservations, room types, guest management, and booking conflict resolution.