Top 50 AWS Interview Questions In 2022

Today organizations started using cloud computing for many of their processes, resulting in a significant increase in the need for cloud expertise.

If you wish to work in the cloud industry, your opportunity has offered itself. With the rise of cloud computing, one of the benefits of choosing amazon web services is that it helps you design your career. AWS training and certification courses may help you flourish in a particular industry while providing fantastic employment prospects.

The best AWS training institute in Chennai, we have compiled a list of AWS interview questions spanning from basic to complex and competition-based questions.

1. What is AWS?
2. Give the comparison between AWS and OpenStack.
3. What are the native AWS Security logging capabilities?
4. What is the importance of a buffer in Amazon Web Services?
5. How are Spot Instance, On-demand Instance, and Reserved Instance different?
6. Define and explain the three basic types of cloud services and the AWS products built based on them?
7. Why do we make subnets?
8. What is auto-scaling?
9. Is there a way to upload a file that is greater than 100 megabytes in Amazon S3?
10. What is geo-targeting in CloudFront?
11. What is the maximum number of S3 buckets you can create?
12. What is the relation between the Availability Zones and Region?
13. How can you save the data on root volume on an EBS-backed machine?
14. What are the steps involved in a CloudFormation Solution?
15. When should you use the classic load balancer and the application load balancer?
16. How many total VPCs per account/region and subnets per VPC can you have?
17. Is there any alternative tool to log into the cloud environment other than the console?
18. How do you upgrade or downgrade a system with near-zero downtime?
19. What tools and techniques can you use in AWS to identify if you are paying more than you should be and how to correct it?
20. What services can be used to create a centralized logging solution?
21. What is a DDoS attack, and what services can minimize them?
22. You are trying to provide a service in a particular region, but you do not see the service in that region. Why is this happening, and how do you fix it?
23. How do you set up a system to monitor website metrics in real-time in AWS?
24. What are the different types of virtualization in AWS, and what are the differences between them?
25. Name some of the AWS services that are not region-specific
26. What are the differences between NAT Gateways and NAT Instances?
27. What is CloudWatch?
28. What is an Elastic Transcoder?
29. What is Amazon EC2?
30. What Are Some of the Security Best Practices for Amazon EC2?
31. What Is The Difference Between Stateful And Stateless Filtering?
32. Can You Use Your Existing Amis In Amazon Vpc?
33. When You Call Describeinstances(), Do You See All My Amazon Ec2 Instances, Including Those In Ec2-classic And Ec2-vpc?
34. How Many Default Subnets Are In A Default Vpc?
35. How Can You Know If My Account Is Configured To Use A Default Vpc?
36. Can S3 Be Used with EC2 Instances, and If Yes, How?
37. What is the difference between stopping and terminating an EC2 instance?
38. What are the different types of EC2 instances based on their costs?
39. How do you set up SSH agent forwarding so that you do not have to copy the key every time you log in?
40. What are Solaris and AIX operating systems? Are they available with AWS?
41. How do you configure CloudWatch to recover an EC2 instance?
42. What are Key-Pairs in AWS?
43. What is Amazon S3?
44. How can you recover/login to an EC2 instance for which you have lost the key?
45. What are some critical differences between AWS S3 and EBS?
46. What are the factors to consider while migrating to Amazon Web Services?
47. What are the different AWS IAM categories that you can control?
48. What are the policies that you can set for your users' passwords?
49. What is the difference between an IAM role and an IAM user?
50. What are the advantages of AWS IAM?