Chapter 13: Hosting Microservices

Questions:

1. Why is it not advisable to run the entire backend on only one server?
2. How does Docker simplify your installation process?
3. How should you store your credentials to your database?
4. What role does the load balancer play?

Answers:

1. Because if one server crashes or shuts down, the entire backend would be offline.
2. It has pre-compiled images that are quick to boot and already set up.
3. In environment variables that are passed to the instances at runtime.
4. A load balancer balances traffic and routes traffic to the appropriate service. It's helpful as we can rely on a load balancer to only send us the traffic we can handle.