Certified DevOps Engineer Professional Exam

Description

DevOpsUniversity.org offers many resources and setup guides free to the DevOps community.

Among these tools are our mock exams, these exams or assessments provides you the impression of the actual DevOps Certification exams. There is no fee for these assessments and these will allow you to evaluate your understanding of DevOps. The assessment results will guide you around your areas where you to need to learn or focus more.

Test your DevOps skills with our mock exams. Best of luck!

We are in the process of updating the questions as a routine monthly amendments.

Get Certified

Take Free Mock Test

Description

DevOpsUniversity.org offers many resources and setup guides free to the DevOps community.

Test your DevOps skills with our mock exams. Best of luck!

We are in the process of updating the questions as a routine monthly amendments.

Certified DevOps Professional Mock Exam

1 / 30

The command which is used by the agent node to pull the catalog is

/opt/puppetlabs/bin/puppet agent -test

/opt/puppetlabs/bin/puppet -test

/opt/puppetlabs/bin/puppet agent -t

puppet agent -test

2 / 30

Which of the following statement is not true about tasks in Playbooks?

All the tasks that are to be executed on remote systems are defined under the tasks section

A single play can consist multiple tasks

Handlers are tasks which are executed multiple times

Tasks are executed in order

3 / 30

How to monitor an application running on your browser having a specific secured url?

/usr/local/nagios/libexec/check_http -H host_name -S -u url_of_application

check_http -H host_name -p port_number -u url_of_application

/usr/local/nagios/libexec/check_http -H host_name -S -p port -u url_of_application

check_http -I Ip_address -p port_number -u url_of_application

4 / 30

Which of the following statement is not true about inventory files?

Ansibles inventory lists all the platforms you want to automate across

It is not possible to have multiple inventory files at the same time

The host inventory file can contain host names either individually or in groups

While writing an inventory file, host Groups can be created by giving a group name within square brackets

5 / 30

Which of the following is not true about a monitoring tool?

It detects any network or server problems

It monitors and troubleshoot server performance issues

Its not possible to determine the root cause of any issues related to remote servers

It maintains the security and availability of the service

6 / 30

Which of the following is true for NRPE in Nagios?

NRPE plugin must be installed on windows server to monitor it

Nagios must be installed on the remote machine before installing NRPE plugin

NRPE cant monitor CPU Load

NRPE plugin is used to monitor linux server

7 / 30

What is not true about swarm manager?

Multiple swarm manager can be created for creating high availability cluster

Only one swarm manager can be assigned for a single swarm cluster

For manager we have to use --force command while leaving the cluster cluster

Docker manager handles cluster management tasks such as maintaining cluster and scheduling services

8 / 30

What is the command to get inside the container?

docker exec -it container_id

docker run -it -d -p port_no. image_id

docker exec -it container_id bash

docker start -it container_id bash

9 / 30

What is the command to create a new role?

sudo ansible create <roleName>

sudo ansible-galaxy create <roleName>

sudo ansible init <roleName>

sudo ansible-galaxy init <roleName>

10 / 30

Which Kubernetes command is used to start a new cluster?

kubectl start --apiserver-adevertise-address= --pod-network-cidr=192.168.0.0/16

kubeadm start cluster --master-cluster-address=

kubectl init new cluster --apiserver-advertise-address= --pod-network-cidr=

kubeadm init --apiserver-advertise-address= --pod-network-cidr=

11 / 30

What is Kubelet?

It's the master node which controls all the other nodes

It is responsible for creating replicas of stopped containers

Maintains the node count on master and checks if all the nodes are up and running

It is the node agent which is responsible for maintaining and monitoring pod health

12 / 30

Infrastructure as Code __________

bridges the environment differences system admins encountered every time they had to either deploy new code or setup new servers

is difficult than writing shell scripts

asks for a configured node-terminus of the node

are containers of different resource types

13 / 30

Playbooks are the _______

units which actually gets the work done in Ansible.

plugins which provide extra functionality to Ansible.

roles which can be used inside playbooks and even as in-line commands.

Ansibles way of deploying and configuring different remote servers and environments.

14 / 30

What does the command "git fetch" do?

It gets the changes made in remote repository and copies them to local repository and and merges them to working directory

It does not copy the changes from the remote repository and will not affect local copy and working directory

It gets the changes from the remote repository, but do not copy them to local repository and working directory

It gets the changes made in remote repository and copies them to local repository, but not merged these changes to the working directory

15 / 30

What is the command to see all the commits made in the current branch

git show

git commit

git status

git log

16 / 30

What is the command used to create a swarm cluster?

docker swarm --advertise-addr ip_address

docker swarm --init-addr ip_address

docker swarm init --advertise-addr ip_address

docker swarm create --advertise-addr ip_address

17 / 30

The command to see the changes made to a tracked file ?

git status

git init

git diff

git commit

18 / 30

Which one is true among the following statements?

Container doesn't have its own operating system. It will use the Host machines operating system

Container has its own operating System. So it does not need Host machine's operating system

Container has its own operating System. But it needs Host machine's operating system

None of these

19 / 30

What is the command to view the image id only?

docker images

docker ps

docker ps -q

docker images -q

20 / 30

What will happen if we run the "docker run it h forcommit - -name=4commit ubuntu" command?

It will create a new container (forcommit) and a new hostname (4commit)

It will create a new hostname(4commit) and a new container (forcommit)

It will not create a new hostname(forcommit) and a new container (4commit)

It will create a new hostname(forcommit) and a new container (4commit)

21 / 30

What is the command to remove all the images at once?

docker rmi image_id

docker rm $(docker images)

docker rm $(docker ps -q)

docker rmi $(docker images -q)

22 / 30

To setup slave nodes for Jenkins master we can use:

Using username and password

using ssh keys

Using a and b both

None of them

23 / 30

\"docker node ls\" command is used on _______

the agent node to view the nodes that have been connected through swarm cluster

the manager node to view the nodes that have been connected through swarm cluster

all the nodes to view the nodes that have joined the swarm cluster

the docker machine to view the number of containers on the current machine

24 / 30

The four main components of declarative pipeline in correct a sequence are:

nodes,stages,steps,directives

node,stages,directives,steps

stages,nodes,directives,steps

steps,nodes,stages,directives

25 / 30

Which port address is used by Puppet master and slave to communicate with each other

8120

8080

8140

8235

26 / 30

Which statement is true regarding push approach of Ansible?

Push works in a master slave architecture which requires agents set up on all slave nodes.

Systems using push architecture can scale quite easily which is not the case with push model.

Push based systems are completely Synchronous

Push approach requires agents set up on individual nodes

27 / 30

Which is true for version control ?

Changes saved in a file can not be reverted back

changes saved in a file can be reverted back

Changes made are permanent

None of the above

28 / 30

What is the command to build the module?

/opt/puppetlabs/bin/puppet module create

/opt/puppetlabs/bin/puppet module build

puppet -m build

/opt/puppetlabs/bin/puppet -m build

29 / 30

What is the role of Ansible roles?

Roles allow users to group this logic into an organized manner making reusability and sharing of Ansible structure easier

Users can also collect information from other remote systems and store them in roles

Roles abstract system tasks, like dealing with packages or handling files from Ansible servers

Roles enable you to hook into Ansible events for display or logging purposes

30 / 30

Why do we use Kubernetes Dashboard?

It provides pre-loaded services which allow easier deployment of Kubernetes Objects

Because replication controllers do not work without a Dashboard

It provides a GUI based interface from which you can control and monitor you cluster from a Web Browser

None of these

Your score is

The average score is 0%