Design an elevator control system
Company: Google
Role: Software Engineer
Category: Coding & Algorithms
Difficulty: medium
Interview Round: Technical Screen
Design the software for a multi-elevator control system in a high-rise building. Specify classes, scheduling algorithms for car assignments, handling peak traffic, fairness, fault tolerance, and safety constraints. Consider real-time constraints and a simulation and testing strategy.
Quick Answer: This question evaluates skills in software architecture, algorithm design, real-time systems, concurrency, fault tolerance, scheduling, and safety constraints specific to multi-elevator control systems.