Exercises

Week 1

• Implement a simple connection pool using Bounded Blocking Queue
• Implement Database Sharding and Routing (from API server)
• Setup Read-replica from a MySQL locally
• Implement fair multi-threaded program (from the video above)
• Implement server-sent events (from the blog mentioned above)
• Setup RabbitMQ and Kafka locally
• write simple producer and consumer for them
• understand how to use them and guarantees they offer
• Implement real-time chat using socket IO (linked above)
• Implement Short Polling and Long Polling (as discussed in class)
• Mock EC2 creation with sleep
• Define API that client can do to short poll the status
• Define API that client can do to long poll the status

Week 2

• Implement Airline Check-in System (as discussed in the session)
• Try to hit deadlock in database by creating multiple sessions and inducing circular dependency
• Implement a toy KV store on top of MySQL (as discussed in the session)
• Implement simple sharding with a hash or range based routing strategy in above KV store
• Implement flag driven consistent reads
• Implement Distributed Transactions using 2PC
• Ingest data in Neo4j and try paginating it
• Ingest data in MongDB and write aggregation pipeline
• Implement Message Broadcast across servers using Star Topology leveraging Redis PubSub