Interview Questions & Answer for Bigdata

Big Data Explain what is exactly Big Data What is DataOps? How is it related to DevOps? What is Data Architecture? Explain the different formats of data What is a…

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Interview Questions & Answer for Web servers and App Servers

General What is a server? Define or Explain what is an API Tell me about interesting bugs you’ve found and also fixed What is a Debuggger and how it works?…

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Interview Questions & Answer for DNS

DNS What is DNS? What is it used for? How DNS works? Explain the resolution sequence of: www.site.com What types of DNS records are there? What is a A record?…

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Interview Questions & Answer for Puppet

Elastic What is the Elastic Stack? Explain what is Elasticsearch What is Logstash? Explain what beats are What is Kibana? Describe what happens from the moment an app logged some…

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Interview Questions & Answer for Puppet

Puppet What is Puppet? How does it works? Explain Puppet architecture Can you compare Puppet to other configuration management tools? Why did you chose to use Puppet? Explain the following:…

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Interview Questions & Answer for Security and DevSecOps Complete Guide

Security What is DevSecOps? What its core principals? What security techniques are you familiar with? (or what security techniques have you used in the past?) What the “Zero Trust” concept…

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Interview Questions & Answer for OpenStack Complete Guide

OpenStack What components/projects of OpenStack are you familiar with? Can you tell me what each of the following services/projects is responsible for?: Nova Neutron Cinder Glance Keystone Identify the service/project…

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Interview Questions & Answer for Google Cloud Platform

GCP Explain GCP’s architecture What are the main components and services of GCP? What GCP management tools are you familiar with? Tell me what do you know about GCP networking…

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Interview Questions & Answer for Azure

Azure Explain Azure’s architecture Explain availability sets and availability zones What is Azure Policy? What is the Azure Resource Manager? Can you describe the format for ARM templates? Explain Azure…

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Interview Questions & Answer for OpenShift

What is OpenShift? How OpenShift is related to Kubernetes? True or False? OpenShift is a IaaS (infrastructure as a service) solution What would be the best way to run and…

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Interview Questions & Answer for MongoDB

What are the advantages of MongoDB? Or in other words, why choosing MongoDB and not other implementation of NoSQL? What is the difference between SQL and NoSQL? In what scenarios…

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Interview Questions & Answer for Git

How do you know if a certain directory is a git repository? How to check if a file is tracked and if not, then track it? What is the difference…

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Interview Questions & Answer for Prometheus

What is Prometheus? What are some of Prometheus’s main features? Describe Prometheus architecture and components Can you compare Prometheus to other solutions like InfluxDB for example? What is an Alert?…

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Interview Questions & Answer for Monitoring

Explain monitoring. What is it? What its goal? What is wrong with the old approach of watching for a specific value and trigger an email/phone alert while value is exceeded?…

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Interview Questions & Answers Complete Guide for Kubernetes

Kubernetes What is Kubernetes? Why organizations are using it? What is a Kubernetes Cluster? Kubernetes Nodes What is a Node? What the master node is responsible for? What do we…

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Interview Questions & Answers for Docker and Containers

Container What is a Container? What is it used for? How are containers different from virtual machines (VMs)? In which scenarios would you use containers and in which you would…

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Interview Questions & Answers for Terraform

Explain what Terraform is and how does it works What benefits infrastructure-as-code has? Why Terraform and not other technologies? (e.g. Ansible, Puppet, CloufFormation) True or False? Terraform follows the mutable…

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Interview Questions & Answers for Ansible

Ansible Describe each of the following components in Ansible, including the relationship between them: Task Module Play Playbook Role How Ansible is different from other Automation tools? True or False?…

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Interview Questions & Answers for Virtualization

Virtualization Explain what is Virtualization What is a hypervisor? What types of hypervisors are there? What are the advantages and disadvantges of bare-metal hypervisor over a hosted hypervisor? What types…

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Interview Questions & Answers for Operating System

Operating System What is an operating system? What is “virtual memory” and what purpose it serves? What is demand paging? What is copy-on-write or shadowing? What is a kernel, and…

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