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Top 42 AWS / Cloud Computing Interview Questions & Answers (2026)
42 Questions
20 Beginner
14 Intermediate
8 Advanced
About AWS / Cloud Computing
This technology is widely used in software development and is a frequent topic in technical interviews at companies of all sizes.
What to Expect in a AWS / Cloud Computing Interview
Interviews cover both foundational concepts and practical application of this technology, with questions ranging from definitions to architectural decision-making.
How to Use This Guide
Work through questions in order of difficulty to build your understanding progressively. Bookmark challenging questions and revisit them before your interview.
Curated by Tech Baithak Editorial Team · Last updated: May 2026
Beginner
20 questions
Core concepts every AWS / Cloud Computing developer must know.
01
What is Cloud Computing?
02
What is AWS and what are its core services?
03
What is EC2 (Elastic Compute Cloud)?
04
What is Amazon S3?
05
What is AWS IAM (Identity and Access Management)?
06
What is AWS VPC (Virtual Private Cloud)?
07
What is AWS Lambda?
08
What is Amazon RDS?
09
What is Amazon DynamoDB?
10
What is Amazon CloudFront?
11
What is AWS Elastic Load Balancing?
12
What is AWS Auto Scaling?
13
What is AWS CloudWatch?
14
What are AWS Regions and Availability Zones?
15
What is Amazon SQS and SNS?
16
What is AWS CloudFormation?
17
What are AWS storage services?
18
What is the AWS shared responsibility model?
19
What is AWS Elastic Beanstalk?
20
What is AWS Route 53?
Intermediate
14 questions
Practical knowledge for developers with hands-on experience.
01
What is AWS ECS and EKS for containers?
02
What is AWS API Gateway?
03
What is AWS Security Groups vs Network ACLs?
04
What is AWS KMS and encryption?
05
What is AWS CloudTrail?
06
What is AWS Serverless architecture?
07
What is AWS well-architected framework?
08
What is AWS ElastiCache?
09
What is AWS Cost Optimization strategies?
10
What is AWS CI/CD with CodePipeline?
11
What is AWS X-Ray and distributed tracing?
12
What is AWS Cognito?
13
What is AWS Systems Manager?
14
What is AWS EventBridge?
Advanced
8 questions
Deep expertise questions for senior and lead roles.
01
What is AWS networking with Transit Gateway and PrivateLink?
02
What is AWS IAM advanced — roles, policies, and permission boundaries?
03
What is AWS multi-region and disaster recovery strategies?
04
What is AWS data engineering services?
05
What is AWS security architecture best practices?
06
What is AWS Lambda advanced patterns?
07
What is AWS Cost Management and billing in depth?
08
What is Infrastructure as Code with AWS CDK?
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42 questions total