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Design a parking lot
Asked Sep 2026 · sometimes
OO design
·
Amazon, Uber
Design an elevator control system
Asked Apr 2026 · once
OO design
·
Amazon, Waymo
Design Unix file search
OO design
·
Amazon
Design tic-tac-toe
OO design
·
Amazon
Design an ATM
OO design
·
Amazon
Design Amazon Locker (object-oriented)
OO design
·
Amazon
Design Amazon Kindle (object-oriented)
OO design
·
Amazon
Design a voting system
OO design
·
Amazon
Design a vending machine
OO design
·
Amazon
Design a traffic light control system
OO design
·
Amazon
Design a restaurant reservation service
OO design
·
Amazon
Design a pizza price calculator
OO design
·
Amazon
Design a library management system
OO design
·
Amazon
Design a hotel booking system (object-oriented)
OO design
·
Amazon
Design a food delivery system (object-oriented)
OO design
·
Amazon
Design a coffee maker
OO design
·
Amazon
Design a chess game
OO design
·
Amazon
Design a blackjack game
OO design
·
Amazon
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