#Caching

How would you utilize Redis caching, distributed counters, and cache expiration / TTL to handle high-frequency search traffic and demand detection?

Deep dive on designing Zomato's core services including restaurant services, schema design for menus with item variants and pricing, optimal caching of restaurant items with scheduled unavailability, and related architectures.

Write unit tests for the caching logic and prepare a short design document. What aspects should the document cover?

How would you handle failover and error handling in the distributed caching system you designed?

Implement caching logic and describe a basic network protocol that would be used. What error handling mechanisms should be in place?