DevOps interview Qs

Question 1

Why might I choose the get config to a pod using a config map, rather than setting env vars in helm

Answer 1

Can change config map on running pod

Question 2

Why secrets in mount rather than env var

Answer 2

Env var could leak to sub processes or get in logs

Question 3

Command that run when pod starts defined in dockerfile. Can I override the startup command when I run a pod running that image in k8s

Answer 3

Yes.

Dockerfile:
Entry point
Cod

K8s yaml
Command: [“”]
Args:[“”,””]