AWS interview questions

  • How to change key pair for ec2 instance?
  • How to change ec2 instance from one zone to another zone &one region to another region?
  • Is it possible to reset windows password in AWS?
  • How to perform Vertical and Horizontal Auto Scaling?
  • How to take back up of your ec2 instance?
  • How to create Cloud Formation templates for automatic instance creation and termination?
  • How to restore data from an Amazon RDS?
  • How to connect the Linux instance with user name and password?
  • How to enable MFA for our IAM account?
  • How to create application load balancer for host based and path based routing?
  • How to enable load balancer to auto scaling groups?
  • How to pull and push Docker images to ECR?
  • How to create ECS services connect to application load balancer?
  • How to create IAM rules and permission from console and command line?
  • How to enable cloud watch metrics, alerts and notifications?
  • How to enable cloud trail events for multi zones?
  • How to deploy PHP based application with RDS and high availability in elastic beanstalk?
  • How to run python based lambda function?
  • How to enable VPN access on premises cloud?
  • How to enable web application firewall and shield for our website?
  • How to configure cloud front and provide the edge points and edge servers for content distribution?
  • How to migrate VM to AWS?
  • How to migrate database to RDS?
  • How to run code pipeline?
  • How to integrate cloud formation template deploy from code pipeline (or) GitHub and Jenkins?
  • How to integrate Jenkins with aws ec2 instance?
  • How to enable lambda function s for Load Balancers?
  • Types of ELB S in AWS?
  • Explain Auto Scaling policies?
  • What is pre requisites for ec2 VPC peering?
  • Differences between NAT gateway and NAT instance?
  • Differences between NAT gate way and INTERNET gateway?
  • What is route table?
  • What are default route table contents?
  • How to rotate keys automatically?
  • Deploy code from code deploy to ECS container?
  • What is Code Star?
  • What is X-ray?
  • What is Cloud9?
  • What is Glacier?
  • What is Snowball?
  • What is AWS Fargate?
  • What is AWS Serve less
  • Deployment?
  • How are Spot Instance, On-demand Instance, and Reserved Instance different from one another?
  • you have all the workload on the public cloud. But, due to certain security reasons, your organization decides to distribute some of the workload on private servers.You are asked to suggest a cloud architecture for your organization. What will be your suggestion?
  • The data on the root volumes of store-backed and EBS-backed instances get deleted by default when they are terminated. If you want to prevent that from happening, which instance would you use?
  • Which one of the storage solutions offered by AWS would you use if you need extremely low pricing and data archiving?
  • You have connected four instances to ELB. To automatically
    terminate your unhealthy instances and replace them with new ones, which functionality would you use?
  • How will you configure an Amazon S3 bucket to serve static assets for your public web application?
  • Why do we make subnets?
  • what is internet gateway?
  • what is nat gateway?
  • what is cidr block?
  • what is nat instance?
  • difference between public cloud and private cloud?
  • If you launched a standby RDS, will it be launched in the same availability zone as your primary?
  • What is the maximum number of S3 buckets you can create?
  • Is it possible to switch from an Instance-backed root volume to an EBS-backed root volume at any time?
  • How can you save the data on root volume on an EBS-backed machine?
  • When should you use the classic load balancer and the application load balancer?what is the difference?
  • Which one of the following is a structured data store that supports indexing and data queries to both EC2 and S3?
  • How many total VPCs per account/region and subnets per VPC can you have?
  • Can you change the private IP address of an EC2 instance while it is in running or in a stopped state?
  • What are the types of volumes in EBS?
  • What are the different types of instances?
  • What is an auto-scaling and what are the components?
  • What are reserved instances?
  • What is an EIP?
  • What is an AMI?
  • What is Cloudwatch?
  • What are the cloudwatch metrics that are available for EC2 instances?
  • What is the minimum and maximum size of individual objects that you can store in S3
  • What are the different storage classes in S3?
  • What is the default storage class in S3?
  • What is glacier?
  • How can you secure the access to your S3 bucket?
  • How can you encrypt data in S3?
  • What are the parameters for S3 pricing?
  • What are roles?
  • What are policies and what are the types of policies?
  • What is cloudfront?
  • What is VPC peering connection?
  • What are the different types of storage gateway?
  • What are the database types in RDS?
  • What is a redshift?
  • What is SNS?
  • What are the types of routing polices in route53?
  • What is the maximum size of messages in SQS?
  • What are the types of backups in RDS database?
  • What are the types of load balancers in EC2?
  • What are the two types of access that you can provide when you are creating users?
  • By default how many Ip address does aws reserve in a subnet?
  • Is it possible to stop a RDS instance, how can I do that?
  • How to change Instance from one Region to another Region?
  • How to change Instance from one vpc to another vpc?
  • How to take backup and Restore instance?
  • How to change type of instance from type to another?
  • How to optimise performance on aws instance?
  • Differences between nat gateway and nat instance?
  • What is the difference between application and network load balancer?
  • What is the difference between ACL and Security Groups
  • What is cloud formation? what is Stack and Stackset?
  • What is Drift ? how to recognise drift status?
  • What are the metrics you will monitor in instance?
  • What is fargate?