System Design 面接の質問と回答
質問 6. Create a ride-sharing system like Uber.
The system involves a mobile app for users and drivers, a backend to manage ride requests, and a geospatial database to match riders with drivers.
Example:
A user requests a ride, and the system matches them with a nearby available driver.
質問 7. Design a recommendation system for an e-commerce platform.
The system uses collaborative filtering, content-based filtering, or hybrid methods to recommend products based on user behavior and preferences.
Example:
A user who bought a camera may receive recommendations for related accessories.
質問 8. Build a fault-tolerant file storage system.
The system can replicate data across multiple servers, use erasure coding for data durability, and implement techniques like sharding for better performance.
Example:
Even if one server fails, the system ensures data availability and integrity.
質問 9. Design an authentication and authorization system.
The system involves user authentication through credentials, token-based authorization, and proper session management to ensure secure access to resources.
Example:
A user logs in with valid credentials and receives a token for subsequent authorized requests.
質問 10. Create a scalable video streaming service like Netflix.
The system includes a content delivery network, video encoding/transcoding servers, and a recommendation engine to provide a seamless streaming experience.
Example:
A user selects a movie, and the system streams it in high quality without buffering.
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