Tata Digital Senior Devops Engineer Interview Questions and Answers

AWS architecture diagram based on scenario

Q1. About CICD and RDS
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Q2. About Kubdernetes
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Q1. Salary discussion
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Q1. What is RBAC in Kubernetes ?
Ans. 
RBAC in Kubernetes stands for Role-Based Access Control, which is used to control access to resources based on roles assigned to users.
• RBAC allows administrators to define roles with specific permissions for accessing resources in a Kubernetes cluster.

• Roles can be assigned to users or groups, allowing fine-grained control over who can perform certain actions.

• RBAC includes four primary components: Role, RoleBinding, Clu...read more
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Q2. What are security features in gcp ?
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Google Cloud Platform (GCP) offers various security features to protect data and resources.
• Identity and Access Management (IAM) for controlling access to resources

• Encryption at rest and in transit to protect data

• Network security with Virtual Private Cloud (VPC) and firewall rules

• Security Key Enforcement for two-factor authentication

• Security Scanner for vulnerability assessment

• Cloud Security Command Center for centraliz
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Q1. What are the components of DevOps?
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DevOps components include culture, automation, measurement, and sharing.
• Culture: Encouraging collaboration and communication between development and operations teams.

• Automation: Implementing tools for continuous integration, continuous delivery, and infrastructure as code.

• Measurement: Monitoring and analyzing performance metrics to improve processes and identify areas for optimization.

• Sharing: Facilitating knowledge sh...read more
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Q2. Tell us briefly regarding your previous projets and challenges
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I have worked on various projects involving automation, CI/CD pipelines, containerization, and infrastructure as code.
• Implemented Jenkins pipelines for automating build, test, and deployment processes

• Utilized Docker and Kubernetes for containerization and orchestration

• Managed infrastructure using Terraform and Ansible

• Addressed challenges related to scalability, performance optimization, and security

• Collaborated with cr...read more
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Q1. There were multiple questions on azure cloud and projects i worked on
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Q2. Sql queries and scenario based azure questions
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Q1. Machine coding -- design and implement splitwise -- duration 1.5hr
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Q2. Basic implemetation of split-wise
Ans. 
Split-wise is a basic implementation to divide expenses among a group of people.
• Create a function that takes in an array of expenses and participants

• Calculate the total expense and divide it equally among participants

• Return a list of strings showing who owes how much to whom
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Q1. Low and high level design of BookMyShow
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BookMyShow is a platform for booking movie tickets, event tickets, and other entertainment activities.
• Low level design: Database schema for storing user information, ticket details, show timings, etc.

• High level design: System architecture including front-end, back-end, and database components.

• Example: Use of microservices for scalability and fault tolerance.

• Example: Integration with payment gateways for seamless transa
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Q1. Functional Interface,java 8 features,predicate functions
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Q1. General question & scenario based questions
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Q1. Mostly on OOP's basic and some tricky questions related SOLID concepts
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Q1. Discuss about project Job Location query In hand salary Timing and bound related talk
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Q1. Questions realted Linux What is aws and its application Detail about project Some basic programming Questions
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