Chapter 2: Cloud native architecture

Question 1, answer B

Resiliency is the ability for applications and infrastructure to self-heal.

Question 2, answer C

Applications and infrastructure can both be resilient. Kubernetes implements controllers, such as the deployment controller, to make applications resilient. Many cloud platforms allow you to build node pools that are resilient.

Question 3, answer A

Things fail all the time. Designing with failure in mind allows applications to continue working when things fail.

Question 4, answer C

Loose coupling means different components aren’t reliant on each other and can be less impacted when other components fail.

Question 5, answer D

Reconciliation is the process of synchronising observed state with desired state.

Question 6, answer A

/healthz is a common endpoint for application health checks and probes.

Question 7, answer D

Health checks are a good way to test whether an application is functioning...