k8s

Question 1

create a pod with the image nginx

Question 2

create pod with 2 containers, nginx and busybox

Question 3

create a replicaset

Question 4

create a deployment

Question 5

create a namespace and set context to it

Question 6

create 2 pods, curl one side from the other with dns name

Question 7

create a clusterip & nodeport for a deployment

Question 8

manually schedule a pod on a node by using the node’s name

Question 9

schedule a deploy on a set of nodes based on the node’s tier (labels)

what if you want the deploy to run on nodes that satisfy either tier large or tier medium?

what if it should meet any nodes that has the label ‘supernode’ set?

what if the requirement would kick deployment off the node?

Question 10

apply & remove a taint to a node
if the node is already running an app without the toleration, make sure its rescheduled on another node after a grace period of 10 seconds

Question 11

apply tolerations to a deployment

Question 12

specify resource request and limit for cpu and ram

Question 13

create a static pod, restart this static pod

Question 14

get list of pods by label
get list of deployment by label
get list of nodes by label

whether using json or the label selector

Question 15

taint a node with key=value and the effect of NoScheduled

Question 16

remove taint from a node
remove toleration from a deployment

Question 17

set a label on a node

Question 18

remove a label from a nod

Question 19

play with nodeAffiniity, podAffinity, podAntiAffinity

Question 21

set pod nodeaffinity to a node with label color=blue,
requiredDuringSchedulingIgnoredDuringExecution

Question 22

the nodeaffinity preferredDuringSchedulingIgnoredDuringExecution seems very hard to setup, please try set it again..?

Question 23

create a pod, set the limit to 1 cpu
0.1% of cpu
1 % of cpu
memory and all that stuff
set the limit 10m memory

Question 24

find kubelet configurations

Question 25

create a service account

Question 26

create a custom scheduler
use the custom scheduler to run a pod

Question 27

which node use the most CPU

Question 28

Set up a rolling update deployment with 50%

Question 29

load environment variable from configmap

Question 30

mount configmap to volume /tmp

Question 31

create a service account token secret

Question 32

Communicate Between Containers in the Same Pod Using a Shared Volume

Question 33

kubeadm upgradeto 1.27.0
https://github.com/kodekloudhub/certified-kubernetes-administrator-course/blob/master/docs/06-Cluster-Maintenance/06-Practice-Test-Cluster-Upgrade-Process.md

Question 34

restore etcd snapshot

Question 35

create a CSR, thena pprove or reject it

Question 36

csr groups, csr usage

Question 36

change authorization mode

Question 37

run command as user

Question 38

create roles with api group settings?

Question 39

use curl to hit the kubernete api server to get the groups,
use kubeproxy so you dont have to specify the certs

Question 40

how can i check if my user can create deployment or another user can create deployment?

Question 41

grant a user access to create a storage class and persistent volume

Question 42

grant a user to create/delete a deployment within certain namespace with a certain name

what if it’s a cluster wide settings? what if it’s a namespaced setting?

Question 43

create a service account token

Question 44

change the mounted service account and the token used on a deployment

Question 45

find where in a pod i can find the token which is mounted by default

Question 46

change the cluster so that no authentication is required to access the api server

Question 47

create a user assign a rolebinding, assign a role

Question 48

create a CSR request with a rsa private key… assign the user to a group

Question 49

kodekloud 10 mock exam special

Question 50

setup vim

Answer 50

set tabstop=2 shiftwidth=2 expandtab
set nu
set ai

Question 51

setup tmux

Answer 51

bind -n C-k select-pane -U
bind -n C-j select-pane -D

Question 52

set docker pull image from private registry and using private docker credentials

Question 53

pod run command as user

Question 54

grant sys_time capabilities to pod

Question 55

securityContext capabilities add vs remove? whatis the difference when to use which? do you know?

Question 56

allow a web deployment specified by label to access a db deployment, and do not allow anything else to access the db deployment.
The label matches all namespace resources, restrict to only one namespace. how to allow ip addresses? how to do and vs or?

Question 57

create a network policy which denies all ingress traffic,
how about one that allows all ingress traffic?

Question 58

create a hostPath volume on a pod and mount as /log

Question 59

create a hostpath pv, then pvc it, then mount it into container

Question 60

create a storage class of local-storage, then pv and pvc it then mount to container

Question 61

https://github.com/alijahnas/CKA-practice-exercises/blob/CKA-v1.23/storage.md#know-how-to-configure-applications-with-persistent-storage

Question 62

skipped CNI and CNI-weave setup

Answer 62

https://github.com/kodekloudhub/certified-kubernetes-administrator-course/blob/master/docs/09-Networking/11-CNI-in-Kubernetes.md

Question 63

create an ingress

Question 64

https://github.com/mmumshad/kubernetes-the-hard-way