Questions
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1Define Scalability.
2What’s the difference between vertical scaling and horizontal scaling?
3What are the architecture patterns to achieve scalability?
4How would you design a system that handles 1M requests per second?
5Design a real-time analytics system for tracking user behavior on a website
6Design a chat application for 1 million concurrent users
7Design a content delivery network (CDN) for video streaming
8Design a recommendation system for an e-commerce platform
9Design a high-performance caching layer for a social media platform
10Design a system for detecting and preventing credit card fraud
11Design a system for load balancing and autoscaling a web application
12Design a system for processing and analyzing large-scale log data
System-DesignSystem-Design
Basics
Latency and throughput
Scalability
Durability
Consistency and Availability
Accessibility
Modularity
Resilience
Configurability
Visibility Monitoring and Tracking
Security
Case Study
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Design a high-performance caching layer for a social media platform

Distributed caching architecture with consistent hashing, load balancing, and automatic cache invalidation, reducing database queries by 90%