Docker Interview Questions and Answer Part – 2
What is Docker compose? What is Docker server version? What are the advantages of Docker? How do you setup Docker in Jenkins in production environment? How do…
Shell Bash Scripting Interview Questions and Answer – Part 3
Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday…
Kubernetes Interview Questions and Answer Part – 2
How you will link when the docker containers is in different virtual machine is there any configuration in docker compose file are any command or any variable?…
Ansible Interview Questions and Answer – Part 5
How can you the fact varibales in ansible? can we create an ansible module ? 83 . How can you do provisioning with ansible? 84 . BASH…
Ansible Interview Questions and Answer – Part 4
What is local action in Ansible? What are the roles in Ansible? Write a playbook for installation of apache in ubuntu and centos? How to create a…
Ansible Interview Questions and Answer – Part 3
What are handlers used for in ansible and how is it diffrent from tasks? Conditional execution in ansible is used for what purpose and write down its…
Ansible Interview Questions and Answer – Part 2
What is the purpose and location of ansible.cfg file. Name any two settings from anible.cfg file. Please write below a sample inventory file with host, group &…
Ansible Interview Questions and Answer – Part 1
What is inventory file used for and default inventory host location? What is ansible configuration file used for and its default path? Do you write your inventory…
AWS Interview Questions and Answer Part – 2
What kind of instances have you created in AWS ? What is the context level cache in AWS ? What is NAT gate way and IGW ?…
Jenkins Interview Questions and Answer – Part 2
beginner Explain what is Jenkins and what is it used for Explain each of the following in the context of nodes: Master Slave Executor Agent Label Explain…
AWS Interview Questions and Answer Part – 1
Global Infrastructure Explain the following Availability zone Region Edge location S3 – beginner Explain what is S3 and what is it used for What is a bucket?…
Docker Interview Questions and Answer Part – 1
What happens when you run docker run hello-world? How do you run a container? What do you see when you run docker ps? What docker commit does? when will you use…
Kubernetes Interview Questions and Answer Part – 1
What is Kubernetes? Why Docker isn’t enough? Why do we need Kubernetes? Describe the architecture of Kuberenets How do you monitor your Kuberenets? What is kubectl? How…
Git Interview Questions and Answer Part – 2
What is the difference between git pull and git pull? what is ‘working tree’? what is ‘staging area’? How do you resolve git conflicts? What is the difference between git reset and git…
How to create multiple AWS CloudFormation resources such as ec2 without AutoScaling group?
Some of the similar questions such as … How to do conditioning in AWS CloudFormation? How to do looking in AWS CloudFormation? No it is not possible…
Terraform Interview Questions and Answer – Set 1
External data sources must return information in what format? A. XML B. HTML C. JSON D. YAML Ans: C. JSON Which of the following is an example…
Cloudformation WordPress Mappings EC2 UserData DBInstance SecurityGroup Outputs Examle Program
Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday…
CloudFormation EC2 Parameters Mapping AllowedValues ElasticIP SecurityGroup Outputs Example Program
Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday…
Cloudformation EC2 VPC Complete Outputs WebServersetup Example Program
Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday…
CloudFormation EC2 Mapping Parameters AllowedValues Example Program
Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday…
AWS Cloudformation Lab and Assignment – 1
Task 1: Using Cloudformation temmplate json, Create a EC2 Instance and output Public IP and Private IPs. Task 2:Using Cloudformation temmplate json, Create a EC2 Instance/ElasticIP/SecurityGroup and…
CloudFormation EC2 Volume ebs elasticip Example Program
Creating a security group Creating an EC2 instance Increased root volume on the EC2 instance Attaching an externally created EBS volume Attached Elastic IP to the instance…
CloudFormation EC2 Sample Example Program
Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday…
Terraform Notes – October – First Week – 2019 – Bangalore
Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday…
Creating a OAuth 2.0 Protected REST API In Laravel
Download and install WAMP or XAMPP Server Download and install composer Open Gitbash and Set the composer composer global require “laravel/installer” Create a new Laravel Project Refer…
Error – phpmyadmin not accessible on network using ip address but localhost in ubuntu
Error Access forbidden! New XAMPP security concept: Access to the requested object is only available from the local network. This setting can be configured in the file…
How to buy Reserved Instance and verify if Reserved Instances are being used in AWS?
This article give 2 most important information about Reserved Instance. How to buy Reserved Instance in aws? Verify if Reserved Instances are being used? How do I…
What is SEO?
“SEO” means “Search Engine Optimization”, It is a process of improving a website in many ways that help rank in search results for shown in the top…
Top 10 tools which is can translate text to audio for English
Along with the description of human voices, its use is a great recipe to connect online learners with more interest and emotionally in e-learning curriculum. In which…
Error – No package php-mbstring and php-bcmathavailable in RHEL 7
Errors Solutions Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories…