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Blog DevOps Top DevOps MCQs (Quiz) With Answers

Top DevOps MCQs (Quiz) With Answers

By: Jaya

Last Updated: March 17th, 2026

Read Time: 15:00 Minutes

1. Master DevOps with Our DevOps Tutorial

2. Top DevOps MCQs

3. Your Quiz Result

Preparing for your next DevOps interview? This DevOps MCQ list is your ultimate resource. It features the most frequently asked DevOps multiple-choice questions to help you assess your skills and identify areas for improvement.

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Top DevOps MCQs

1. What does DevOps stand for?

A) Development and Operations
B) Development, Operations, and Software
C) Deploying Operations Systems
D) Digital Operations Strategy

2. What is the primary goal of DevOps?

A) To improve collaboration between development and operations teams
B) To reduce the number of developers
C) To automate only testing processes
D) To focus solely on hardware management

3. Which of the following is a key principle of DevOps?

A) Siloed teams
B) Continuous improvement
C) Manual deployments only
D) Avoiding automation

4. What does CI/CD stand for in DevOps?

A) Continuous Integration/Continuous Delivery
B) Code Integration/Code Deployment
C) Continuous Integration/Continuous Deployment
D) Continuous Improvement/Continuous Development

5. Which tool is commonly used for version control in DevOps?

A) Git
B) Jenkins
C) Docker
D) Kubernetes

6. What is Infrastructure as Code (IaC)?

A) Writing code for hardware
B) Managing infrastructure through code and automation
C) Manual configuration of servers
D) Only for cloud environments

7. Which tool is primarily used for Continuous Integration?

A) Docker
B) Ansible
C) Terraform
D) Jenkins

8. What is a container in DevOps?

A) A virtual machine
B) A type of cloud service
C) A lightweight, portable unit for running applications
D) A database storage unit

9. Which tool is used for containerization?

A) Kubernetes
B) Docker
C) Git
D) Puppet

10. What is Kubernetes primarily used for?

A) Container orchestration
B) Version control
C) Configuration management
D) Monitoring

11. What is Ansible used for in DevOps?

A) Container building
B) CI/CD pipelines
C) Configuration management and automation
D) Load balancing

12. What does the command 'docker build' do?

A) Runs a container
B) Builds a Docker image
C) Pushes an image to a registry
D) Stops a container

13. Which tool is used for infrastructure provisioning?

A) Jenkins
B) Git
C) Docker
D) Terraform

14. What is blue-green deployment?

A) A strategy for zero-downtime deployments
B) A color-coding system for servers
C) A testing environment setup
D) A monitoring tool

15. What is Prometheus used for?

A) Configuration management
B) Containerization
C) Monitoring and alerting
D) Version control

16. What is the difference between Continuous Delivery and Continuous Deployment?

A) They are the same
B) Continuous Delivery requires manual approval, while Deployment is automatic
C) Delivery is for testing, Deployment for production
D) No difference in automation

17. What is a Dockerfile?

A) A script to build Docker images
B) A configuration file for Kubernetes
C) A YAML file for Ansible
D) A Jenkins pipeline script

18. Which of the following is a configuration management tool?

A) Jenkins
B) Docker
C) Chef
D) Prometheus

19. What is GitOps?

A) Using Git for operations only
B) A methodology using Git for declarative infrastructure and applications
C) A branching strategy in Git
D) A monitoring tool

20. What is the purpose of a CI/CD pipeline?

A) To manually test code
B) To store code versions
C) To provision hardware
D) To automate build, test, and deployment

21. Which protocol is commonly used for secure communication in DevOps tools?

A) SSH
B) HTTP
C) FTP
D) Telnet

22. What is Helm in Kubernetes?

A) A container runtime
B) A load balancer
C) A package manager
D) A monitoring tool

23. What is the role of ELK stack in DevOps?

A) Continuous integration
B) Log management and analysis
C) Infrastructure provisioning
D) Container orchestration

24. What is a Pod in Kubernetes?

A) The smallest deployable unit
B) A type of service
C) A namespace
D) A volume

25. Which tool is used for secrets management?

A) Jenkins
B) Docker
C) Vault
D) Git

26. What is canary deployment?

A) Full deployment to all users
B) Gradual rollout to a subset of users
C) Backup deployment strategy
D) Manual rollback process

27. What is the function of Nagios?

A) Build automation
B) Code deployment
C) Container management
D) System monitoring

28. What is microservices architecture?

A) Breaking applications into small, independent services
B) A single monolithic application
C) Hardware-based services
D) Database services only

29. Which cloud provider is commonly used in DevOps?

A) All of the above
B) Microsoft Azure
C) AWS
D) Google Cloud

30. What is Puppet used for?

A) Container orchestration
B) Configuration management
C) Monitoring
D) CI/CD

31. What is the 'shift-left' approach in DevOps?

A) Integrating security early in the development cycle
B) Moving operations to the left side of the pipeline
C) Delaying testing
D) Focusing on deployment only

32. What is Jenkinsfile?

A) A Docker configuration
B) A Kubernetes manifest
C) A script defining a Jenkins pipeline
D) A Git hook

33. What is observability in DevOps?

A) Only logging
B) Understanding system internals through metrics, logs, and traces
C) Deployment strategy
D) Version control

34. Which command stops a Docker container?

A) docker run
B) docker build
C) docker ps
D) docker stop

35. What is Terraform's main language?

A) HCL
B) YAML
C) JSON
D) Python

36. What is a Service in Kubernetes?

A) A storage volume
B) A deployment unit
C) An abstraction for accessing Pods
D) A config map

37. What is the purpose of Grafana?

A) Build automation
B) Visualization of metrics
C) Code repository
D) Container registry

38. What is idempotency in configuration management?

A) Applying the same configuration multiple times yields the same result
B) Only one-time application
C) Random results
D) Error-prone execution

39. What is SonarQube used for?

A) Deployment
B) Monitoring
C) Code quality analysis
D) Logging

40. What is a ReplicaSet in Kubernetes?

A) A single pod
B) Ensures a specified number of pod replicas
C) A network policy
D) A persistent volume

41. What is the command to push a Docker image to a registry?

A) docker run
B) docker build
C) docker pull
D) docker push

42. What is Chaos Engineering?

A) Intentionally introducing failures to test resilience
B) Fixing bugs in production
C) Automating tests only
D) Monitoring tools

43. What is Splunk used for?

A) CI/CD
B) Containerization
C) Log analysis and SIEM
D) IaC

44. What is the purpose of a webhook in DevOps?

A) To store secrets
B) To trigger actions on events, like CI builds
C) To manage users
D) To provision resources

45. What is serverless architecture?

A) Running code without managing servers
B) Using physical servers only
C) Manual scaling
D) Database-focused

46. What is ArgoCD?

A) A CI tool
B) A monitoring dashboard
C) A GitOps continuous delivery tool for Kubernetes
D) A container builder

47. What is the role of Istio in DevOps?

A) Version control
B) Service mesh for microservices
C) Log aggregation
D) Build automation

48. What is a ConfigMap in Kubernetes?

A) A secret storage
B) A pod template
C) A network rule
D) Non-sensitive configuration data

49. What is the benefit of using immutable infrastructure?

A) Predictable and reproducible environments
B) Easy to modify at runtime
C) Reduces automation
D) Increases manual intervention

50. What is DevSecOps?

A) Development and security only
B) Operations without security
C) Integrating security into DevOps practices
D) Separate security team

51. Which Kubernetes object manages stateless applications?

A) StatefulSet
B) Deployment
C) DaemonSet
D) ConfigMap

52. What is the purpose of a Kubernetes DaemonSet?

A) Store secrets
B) Manage deployments
C) Run a pod on every node
D) Load balancing

53. Which Git command creates a new branch?

A) git branch
B) git merge
C) git clone
D) git stash

54. What is the purpose of AWS CloudFormation?

A) Monitoring
B) CI/CD
C) Logging
D) Infrastructure as Code

55. What is the primary purpose of Docker Compose?

A) Monitor containers
B) Define and run multi-container applications
C) Build images
D) Manage Git repositories

56. Which command displays running Docker containers?

A) docker ps
B) docker logs
C) docker exec
D) docker cp

57. What is the purpose of Kubernetes Ingress?

A) Storage management
B) Secret management
C) External access to services
D) Container runtime

58. Which tool is commonly used for artifact repository management?

A) Prometheus
B) Nexus
C) Grafana
D) Ansible

59. What is the purpose of Kubernetes StatefulSet?

A) Monitoring
B) Logging
C) Stateless applications
D) Managing stateful applications

60. Which practice helps detect issues earlier in software delivery?

A) Continuous Testing
B) Manual Deployment
C) Delayed Feedback
D) Waterfall Release

61. What is an API Gateway?

A) Database connector
B) Entry point for managing APIs
C) CI server
D) Version control tool

62. Which AWS service provides serverless computing?

A) EC2
B) EKS
C) Lambda
D) RDS

63. What is the purpose of load balancing?

A) Distribute traffic across resources
B) Store logs
C) Manage source code
D) Create containers

64. Which Kubernetes object stores sensitive information?

A) ConfigMap
B) Service
C) Deployment
D) Secret

65. What is a rollback in deployment?

A) Creating backups
B) Reverting to a previous stable version
C) Deleting logs
D) Scaling resources

66. Which tool is widely used for source code hosting?

A) Grafana
B) Prometheus
C) GitHub
D) Terraform

67. What is Horizontal Pod Autoscaler (HPA)?

A) Automatically scales pods based on metrics
B) Stores secrets
C) Manages networking
D) Controls storage

68. Which file format is commonly used for Kubernetes manifests?

A) XML
B) YAML
C) CSV
D) TXT

69. What is the purpose of CI in CI/CD?

A) Cloud Integration
B) Code Inspection
C) Continuous Infrastructure
D) Continuous Integration

70. Which DevOps practice emphasizes collaboration, automation, and rapid delivery?

A) DevOps Culture
B) Waterfall Model
C) Manual Testing
D) Traditional IT Silos

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About the Author

Jaya

Jaya is a versatile technology writer specializing in DevOps, Quality Management, Project Management, Big Data, IT Service, Architecture, and Digital Marketing. She simplifies complex concepts into practical insights, bridging theory and real-world application, and helps both beginners and professionals build skills and stay ahead in the evolving digital landscape.

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