Certified DevOps Engineer Professional Exam

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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.

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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

Variables in Ansible can be _________

used to control system resources, like services, packages, execute system commands, or files

defined and used anywhere even in inventory or in an Ad-Hoc command

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

2 / 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

3 / 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

4 / 30

The best practice mode among different modes of authorization is

Legacy mode

Logged-in users can do anything

Matrix-based security

Anyone can do anything

5 / 30

Which command is used to add a user to a host using an Ansible ad-hoc command?

ansible -b -k -m user 'name=name_of_user'

ansible -b -k -m user 'name=name_of_user' name_of_host

ansible -b -k -m user -a 'name=name_of_user' name_of_host

ansible -b -k -m user -a 'name=name_of_host' name_of_user

6 / 30

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

git show

git commit

git status

git log

7 / 30

Which of the following statement is not true for a typical Continuous Delivery?

It enables a constant flow of changes into production via automated software production line

A typical CD pipeline includes build automation, Continuous Integration, test automation and deployment automation

Continuous delivery (CD) is the process of getting new builds into the hands of users as quickly as possible

It is an approach used to minimize the risks associated with releasing software

8 / 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)

9 / 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

10 / 30

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

git status

git init

git diff

git commit

11 / 30

Which one is true among the following statements?

Docker images are made up of single layer which is read-only filesystem

Docker images are made up of single layer which is write-only filesystem

Docker images are made up of multiple layers which is write-only filesystem

Docker images are made up of multiple layers which are read-only filesystem

12 / 30

Which one is a better solution if many people are working simultaneously on the same project

Without Version control

Local version Control

Centralised Version Control

None of the above

13 / 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

14 / 30

What is the command to create and switch to a branch?

git checkin -b

git checkout -b

git check -b

git branch

15 / 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=

16 / 30

Where can we use container, based on the given scenarios?

We want to run multiple copies of a single application

We want to run multiple applications

We want to use as much as hardware or any system resources

None of these

17 / 30

What is the command to get detailed information about a container?

docker pull

docker inspect

docker run

docker show

18 / 30

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

8120

8080

8140

8235

19 / 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

20 / 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

21 / 30

What is the command to view the changes made in the docker image?

docker show

docker commit

docker ps

docker diff

22 / 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.

23 / 30

What is the command to view the image id only?

docker images

docker ps

docker ps -q

docker images -q

24 / 30

Pod can have multiple different containers inside it.

TRUE

FALSE

25 / 30

What is the command to update the changes made in local repository in remote repository

git fetch

git commit

git push

git status

26 / 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

27 / 30

Which among these files are not in objects directory?

nagios.cfg

windows.cfg

printer.cfg

localhost.cfg

28 / 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

29 / 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

30 / 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

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