kubectl startup command after shell into code example

Example 1: kubectl exec bash

kubectl exec --stdin --tty shell-demo -- /bin/bash

Example 2: kubernetes /bin/bash

sudo kubectl -n <namespace> --context=<context-with-access> exec <pod-name> -it /bin/bash

ex:
sudo kubectl -n default --context=staging-devops exec microservice1-jd830k-880 -it /bin/bash