Scalability Design Patterns Quiz

What you'll be asked

1. Which scalability pattern involves adding more resources (such as CPU or RAM) to an existing server to handle increased load?
2. In a distributed database system, which technique partitions data across multiple servers to ensure that no single node becomes a bottleneck?
3. Why is the use of 'stateless' services considered a core best practice for horizontal scalability?
4. When implementing a 'Read-Replica' pattern, what is the primary architectural trade-off being made?
5. In a high-traffic microservices architecture, which pattern is most effective for preventing a cascading failure when a downstream service becomes unresponsive?

Answers and explanations come after you submit.