24 questions for “Caching with Redis”

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Node.js Caching with Redis 5 .NET Caching (In-Memory, Distributed & Redis) 3 Node.js Caching 3 Redis Caching Patterns 2 Redis Redis vs Memcached 2

Information Technology

24 questions in 3 technologies

#	Question	Technology	Topic	Level
1	How would you implement a simple rate limiter using Redis's INCR command with expiration? Node.js › Caching with Redis	Node.js	Caching with Redis	Intermediate
2	How do you connect a Node.js application to Redis using the official node-redis client? Node.js › Caching with Redis	Node.js	Caching with Redis	Beginner
3	What Redis data structures beyond simple string values are useful for a Node.js application, and what are they typically used for? Node.js › Caching with Redis	Node.js	Caching with Redis	Intermediate
4	What is Redis Pub/Sub, and how would a Node.js application use it to broadcast real-time events across multiple server instances? Node.js › Caching with Redis	Node.js	Caching with Redis	Intermediate
5	How would you implement a distributed lock using Redis to coordinate access to a shared resource across multiple Node.js instances? Node.js › Caching with Redis	Node.js	Caching with Redis	Advanced
6	How does Redis's data structure support (beyond simple key-value) enable caching patterns not possible with IMemoryCache? .NET › Caching (In-Memory, Distributed & Redis)	.NET	Caching (In-Memory, Distributed & Redis)	Advanced
7	How would you decide between Redis and Memcached for a large scale application with a purely simple, high volume string caching requirement and no need for advanced features? Redis › Redis vs Memcached	Redis	Redis vs Memcached	Advanced
8	How do you configure and use Redis as a distributed cache in ASP.NET Core with StackExchange.Redis? .NET › Caching (In-Memory, Distributed & Redis)	.NET	Caching (In-Memory, Distributed & Redis)	Intermediate
9	What does the GetOrCreateAsync pattern accomplish when working with IMemoryCache, and why is it preferred over separate TryGetValue/Set calls? .NET › Caching (In-Memory, Distributed & Redis)	.NET	Caching (In-Memory, Distributed & Redis)	Beginner
10	What is the cache aside pattern, and how does it work with Redis? Redis › Caching Patterns	Redis	Caching Patterns	Beginner

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