DevOps DevOps 2

Question 1

In a CI/CD pipeline, what is the primary purpose of a 'build artifact'?

Accepted Answer

A packaged, deployable output produced once and promoted across environments

Answer

A build artifact is the immutable packaged output built once and promoted through environments to ensure consistency.

Question 2

Which practice best describes 'shift-left' testing?

Accepted Answer

Moving testing earlier into the development cycle

Answer

Shift-left means catching defects earlier by integrating testing earlier in the development lifecycle.

Question 3

What does the term 'idempotent' mean in the context of configuration management tools like Ansible?

Accepted Answer

Applying the same operation multiple times yields the same result

Answer

Idempotent operations produce the same end state no matter how many times they are applied.

Question 4

In Kubernetes, what is the role of a 'liveness probe'?

Accepted Answer

Detects when a container should be restarted because it is unhealthy

Answer

A liveness probe checks whether a container is alive and triggers a restart if it fails.

Question 5

Which strategy deploys a new version alongside the old one and gradually shifts traffic?

Accepted Answer

Canary deployment

Answer

A canary deployment routes a small portion of traffic to the new version before a full rollout.

DevOps Practice Test