Vmayo Technologies Devops Engineer Interview Questions and Answers

Branching strategy is a way to manage code changes, deployment process is a set of steps to release code, and IAC is a method to automate infrastructure.

• Branching strategy determines how code changes are managed and merged into the main codebase.

• Deployment process involves steps like building, testing, and releasing code to production.

• IAC (Infrastructure as Code) is a method to automate infrastructure management using ...read more

CI/CD pipeline is a set of automated processes that allow developers to continuously integrate code changes and deploy them to production.

• Continuous Integration (CI) involves automatically building and testing code changes as they are committed to a shared repository.

• Continuous Deployment (CD) involves automatically deploying code changes to production environments after passing automated tests.

• CI/CD pipelines typicall...read more

DaemonSet ensures that all or some nodes run a copy of a Pod

• DaemonSet is a Kubernetes resource that ensures a copy of a Pod is running on all or some nodes in the cluster

• It is useful for running a single instance of a Pod on every node, such as log collection or monitoring agents

• DaemonSet automatically adds or removes Pods as nodes are added or removed from the cluster

AWS provides a variety of networking services to help users manage their network infrastructure.

• Virtual Private Cloud (VPC) allows users to create isolated networks within the AWS cloud

• Elastic Load Balancing distributes incoming traffic across multiple instances to ensure high availability

• Route 53 is a scalable domain name system (DNS) web service

• Direct Connect allows users to establish a dedicated network connection b...read more

Terraform module is a reusable, configurable, and self-contained collection of Terraform resources.

• Terraform modules help organize and reuse code for infrastructure components

• Modules can be shared and reused across different projects

• Modules can have input variables to customize their behavior

• Modules can output values that can be used by other parts of the infrastructure code

GitOps tools help automate infrastructure management, version control, and deployment processes.

• Enables infrastructure as code practices

• Facilitates version control for infrastructure configurations

• Automates deployment processes

• Promotes collaboration and visibility among team members

• Examples: Argo CD, Flux, Jenkins X

AWS Secret Manager is a service that helps you protect access to your applications, services, and IT resources.

• It allows you to securely store, manage, and retrieve sensitive credentials and configuration data.

• You can rotate, manage, and retrieve secrets throughout their lifecycle.

• Integrates with AWS services like Lambda, EC2, RDS, and more for secure access to secrets.

• Helps you meet security and compliance requirement...read more