System Design 面试题与答案
问题 21. Design a scalable IoT (Internet of Things) platform.
The system involves device connectivity, data processing, and storage for managing a large number of IoT devices and their data.
Example:
Sensors in smart home devices send data to the platform, and the system processes and stores the information for analysis.
问题 22. Design a scalable message queue system.
The system involves message producers, queues, and consumers, with features like message persistence, load balancing, and fault tolerance.
Example:
Services in a microservices architecture communicate by sending messages through the queue.
问题 23. Create a collaborative document editing system like Google Docs.
The system involves real-time collaboration, version control, and conflict resolution mechanisms to enable multiple users to edit a document simultaneously.
Example:
Several users edit a document together, and changes are reflected in real-time across all collaborating users.
问题 24. Design an online multiplayer gaming system.
The system involves game servers, matchmaking algorithms, and real-time communication for a seamless multiplayer gaming experience.
Example:
Players from different locations connect to the game server and engage in a multiplayer game with low latency.
问题 25. Build a content recommendation system for a news platform.
The system uses natural language processing, user behavior analysis, and collaborative filtering to recommend articles based on user interests.
Example:
A user reads news articles, and the system suggests related articles from various categories.
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