Digimetrix Technologies AWS Devops Engineer Interview Questions and Answers

Q1. S3 storwge class
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Q2. Day to day activities in current role
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Q3. Amazon vpc advantages vpc peering
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Q4. Jenkins pipeline building
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Q5. Terraform validate command
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Q1. What is ECS and EKS. If code is paused state, how to troubleshoot in ECS How to troubleshoot if ingress controller is not working What is ALB?
Ans. 
ECS is Elastic Container Service and EKS is Elastic Kubernetes Service. Troubleshoot code in paused state by checking logs and restarting tasks. Troubleshoot ingress controller by checking configuration and logs. ALB is Application Load Balancer.
• ECS is a managed container orchestration service by AWS

• EKS is a managed Kubernetes service by AWS

• To troubleshoot code in paused state in ECS, check CloudWatch logs, task defini...read more
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Q1. Related to docker and kubernetes
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Q1. Salary negotiation and compensation
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How manage the code

Q1. How lambda works?
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AWS Lambda is a serverless computing service that runs code in response to events and automatically manages the computing resources required.
• Lambda functions are triggered by events such as changes to data in an S3 bucket, updates to a DynamoDB table, or HTTP requests via API Gateway.

• Lambda functions can be written in languages like Node.js, Python, Java, and more.

• AWS Lambda automatically scales to handle the incoming ...read more
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Q2. What is VPC? Explain in detail
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VPC stands for Virtual Private Cloud, a virtual network dedicated to your AWS account.
• VPC allows you to create a logically isolated section of the AWS Cloud where you can launch AWS resources.

• You can define your own IP address range, create subnets, configure route tables, and network gateways within a VPC.

• VPC provides security by allowing you to control inbound and outbound traffic to and from your AWS resources.

• You c...read more
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Q3. What is a pod in K8s?
Ans. 
A pod in K8s is the smallest deployable unit in Kubernetes, consisting of one or more containers that share resources.
• Pods are used to group containers that need to work together, such as a web server and a database.

• Pods share the same network namespace and can communicate with each other using localhost.

• Pods can be managed, scaled, and monitored as a single unit in Kubernetes.

• Each pod has a unique IP address within th
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Q4. EC2 Autoscaling, Load balancing
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Q5. What is terraform state file?
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Terraform state file is a file that stores the state of your infrastructure managed by Terraform.
• It keeps track of the current state of your resources in the cloud.

• Helps Terraform understand what has been created, modified, or deleted.

• It is used to plan and apply changes to your infrastructure.

• State file can be stored locally or remotely in a backend like AWS S3 or Terraform Cloud.
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Q1. Day to day activity
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Q2. If you know many things why do you want to go with only one?
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Q3. Most difficult situation handled in project
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