Infosys Associate Consultant Interview Questions, Process, and Tips

Terraform variables can be of different types. Terraform resource is a declarative representation of infrastructure.

• Terraform variables can be of type string, number, bool, list, map, object, set.

• Terraform resource is a block of code that defines a piece of infrastructure.

• Examples of resources are AWS EC2 instance, Azure Virtual Machine, Google Cloud Storage bucket.

• Yes, I have used Terraform in my project.

Command for CPU usage in Linux, checking free memory in GB, and creating NFS.

• Command for CPU usage: top or htop

• Checking free memory in GB: free -g

• Creating NFS: install nfs-utils, configure /etc/exports, start nfs-server and nfs-lock services

• Linux used not specified

Explanation of Dockerfile, Docker Compose, and differences between them and Kubernetes.

• Dockerfile is a script that contains instructions to build a Docker image.

• Fields in Dockerfile include FROM, RUN, COPY, ADD, CMD, and more.

• Docker Compose is a tool for defining and running multi-container Docker applications.

• Docker Compose uses a YAML file to define services, networks, and volumes.

• Kubernetes is a container orchestrat...read more

AWS services, S3 storage types, troubleshooting web server, DNS hosting, static hosting, IAM policies, load balancers, NAT gateway

• Used EC2, S3, RDS, Lambda, CloudFront, etc.

• S3 storage types: Standard, Infrequent Access, Glacier

• Check server logs, network connectivity, security groups, etc.

• DNS hosting can be achieved using Route 53

• Static hosting is used to host static websites using S3 and CloudFront

• Roles define permissi...read more

Ansible is called agentless because it does not require any agent to be installed on the target host.

• Ansible uses SSH to connect to the target host and execute commands remotely.

• The command to run an ansible-playbook is 'ansible-playbook '.

• Variables in Ansible are used to store values that can be used across multiple tasks and playbooks.

• Roles in Ansible are a way to organize tasks, handlers, and variables...read more

Jenkins is a popular CI/CD tool with various job types, access control, build triggers, and master-slave architecture.

• Job types: Freestyle project, Pipeline project

• Access control: Role-based Authorization Strategy plugin

• Jenkins is written in Java

• Build triggers: Manual, Scheduled, SCM, Remote Trigger, etc.

• Build failure: Email notification, Console output, Build log

• Master-slave: Distributes workload across multiple nodes

Git stash is a feature that allows you to temporarily save changes without committing them.

• Different ways of git merge: fast-forward, recursive, octopus

• Git pull: fetches and merges changes from a remote branch, Git fetch: only fetches changes

• Branching strategy in Git: Gitflow, trunk-based development, feature branching

• To create a new branch: git branch , to switch to it: git checkout

• Secrets s...read more

Infosys uses various types of Kubernetes clusters. As an Associate Consultant in DevOps, the day is challenging and dynamic.

• Infosys uses both on-premise and cloud-based Kubernetes clusters depending on the client's requirements.

• The type of Kubernetes cluster used also depends on the workload and scalability needs of the client.

• As an Associate Consultant in DevOps, the day involves working on various tasks such as desig...read more