DevOps Quiz

1. What is the primary purpose of CI/CD in DevOps?

Automate code deployment and testing Monitor server uptime Manage cloud costs Write application documentation

2. In Docker, what does a container image provide?

A backup of a database Source code repository A lightweight, portable environment for running applications Monitoring dashboard

3. Which command is used to view running Kubernetes pods?

docker ps helm list kubectl get pods kubectl describe nodes

4. In Ansible, what is an �inventory� file used for?

Writing playbooks Listing hosts/servers to manage Tracking deployments Monitoring logs

5. Which AWS service is primarily used for scalable object storage?

Amazon EC2 Amazon RDS Amazon S3 Amazon Lambda

6. What does Terraform primarily manage?

Application monitoring CI/CD pipelines Infrastructure as Code Docker images

7. Which tool is commonly used for container orchestration?

Git Ansible Kubernetes Jenkins

8. In Git, which command is used to upload commits to a remote repository?

git pull git clone git merge git push

9. What is the default namespace for Kubernetes objects if none is specified?

kube-system default kube-public admin

10. What is the purpose of a Dockerfile?

To run containers in production To monitor running containers To store container logs To define instructions for building a Docker image

11. Which CI tool integrates tightly with GitHub repositories?

GitHub Actions Jenkins Travis CI CircleCI

12. In Prometheus, what is a "scrape target"?

A Docker container Endpoint Prometheus collects metrics from A Kubernetes pod A log file path

13. Which command lists Docker images on your system?

docker ps docker images docker list docker inspect

14. What is a Kubernetes ReplicaSet used for?

Storing persistent data Managing container images Ensuring a specified number of pod replicas are running Configuring network policies

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

JSON XML CSV YAML

16. What is Helm in Kubernetes?

A package manager for Kubernetes applications A container runtime A monitoring tool A logging solution

17. What is the default branch name in Git?

master dev main trunk

18. Which Terraform command initializes a configuration directory?

terraform plan terraform apply terraform destroy terraform init

19. Which of the following is a cloud-native CI/CD tool?

Ansible GitHub Actions Terraform Docker

20. What does "idempotent" mean in configuration management?

Running the same operation multiple times has the same result It fails if applied twice It produces random results It only works once

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