Aws Interview Masterclass: Top 200+ Questions (Pdf)(2025)

Crack Your Next AWS Interview — 200+ Essential AWS Questions & Scenarios Based Questions with PDF Guide

What you'll learn

200+ AWS Interview Questions and Answers

AWS Interview Preparation and Crash Course

AWS Interview Guide in PDF format

AWS Development Interview Questions

Requirements

No AWS Experience is needed

Description

Top 200+ AWS Interview Questions and Answers(Video Lectures + Quick Revision PDF Book + Interview Tracker Sheet)This course covers the Top 200+ most-asked AWS interview questions, explained in simple language with real-world examples and scenarios.Topics from which Questions are Covered in the CourseAWS FundamentalsIntroduction to Cloud & AWSAWS Resource ManagementAWS Compute ServicesAWS Storage ServicesAWS for DevelopersLambdaAWS Database ServicesAWS Networking – Part 1AWS Networking - Part 2Identity, Security & AccessReal-Time AnalyticsDevOps, CI/CD & IaCAWS AdvanceMonitoring & LogsEvent-Driven ArchitectureAWS AI & Machine Learning ServicesAWS Performance Optimization Scenario-Based Interview QuestionsYou’ll also get access to real-world scenario questions which interviewers ask in AWS interviews.Resources IncludedRevision PDF Book + PPTsAll questions are covered in PDF & PowerPoint format for quick and effective revision.Interview Preparation Tracker Sheet (Excel)A ready-made tracker listing all 200 questions — perfect to review just before your interview.About the InstructorYour mentor has 15+ years of experience in full-stack development, having taken and given over 100 interviews throughout his career. He’s helped thousands of candidates crack interviews with structured preparation and a confidence-building approach.Why This Course?Simplified explanations designed for developersReal-world examples and diagramsInstant access to downloadable notesCovers both basic and advanced AWS topicsNo fluff — Only high-impact questionsFinal NoteThis course is not just about learning — it's about cracking and succeeding in interviews.Remember, there is only one way to crack interviews."NEVER. EVER. GIVE. UP. Keep going until you crack it.”

Overview

Section 1: Introduction

Lecture 1 Course Introduction - PDF Book Attached in Resources

Section 2: Introduction to Cloud & AWS

Lecture 2 Introduction to Cloud & AWS - Introduction

Lecture 3 Q. What is Cloud computing? What is AWS?

Lecture 4 Q. What are the 5 advantages of using AWS over on-premises server?

Lecture 5 Q. What are the main cloud service models?

Lecture 6 Q. What is the AWS Shared Responsibility Model?

Lecture 7 Q. What is AWS Management Console?

Lecture 8 Q. What are the main categories of AWS services? What are the top 25 services?

Lecture 9 Q. What is the difference between public and private cloud?

Lecture 10 Q. What is Hybrid Cloud?

Lecture 11 Introduction to Cloud & AWS - Scenario based

Section 3: AWS Resource Management

Lecture 12 AWS Resource Management - Introduction

Lecture 13 Q. What is a Resource in AWS? How is it different from a Service in AWS?

Lecture 14 Q. What are Resource Groups in AWS? What are AWS Tags?

Lecture 15 Q. How do you decide which resources to keep in the same Resource Group?

Lecture 16 Q. What are AWS Account?

Lecture 17 Q. What are AWS Organizations and Organizational Units (OUs)? Share an example?

Lecture 18 Q. What are AWS Regions and Availability Zones? How are they different?

Lecture 19 AWS Resource Management - Scenario based

Section 4: AWS Compute Services

Lecture 20 AWS Compute Services - Introduction

Lecture 21 Q. What are AWS Compute Services? Name top 5 of them?

Lecture 22 Q. What are Amazon EC2 Instances? When would you use them in a project?

Lecture 23 Q. What are the differences between horizontal and vertical scaling?

Lecture 24 Q. What are AWS Auto Scaling Groups/ EC2 Auto Scaling?

Lecture 25 Q. What are EC2 instance types?

Lecture 26 Q. What are On-Demand, Reserved, and Spot Instances?

Lecture 27 Q. What is AWS Elastic Beanstalk? For what purpose can you use it?

Lecture 28 Q. What are the 5 main features or advantages of using AWS Elastic Beanstalk?

Lecture 29 Q. What is the difference between Amazon EC2 and Elastic Beanstalk?

Lecture 30 Q. Imagine your application gets more traffic on weekends and less on weekdays.

Lecture 31 Q. What are different ways to deploy apps in AWS?

Lecture 32 AWS Compute Services - Scenario based

Section 5: AWS Lambda

Lecture 33 AWS Lambda - Introduction

Lecture 34 Q. What are AWS Lambda Functions? Have you ever used them in your project? Why?

Lecture 35 Q. Why not include the Lambda function code directly within the main application

Lecture 36 Q. What exactly is Serverless in AWS? Is it truly server-less?

Lecture 37 Q. What are AWS Lambda Triggers? Can you name a few types?

Lecture 38 Q. What are the important steps to write code of a Lambda function?

Lecture 39 Q. What is Cold Start problem in AWS Lambda? How can you reduce cold start time?

Lecture 40 Q. Which services of AWS are Serverless?

Lecture 41 Q. What is the difference between EC2 and Lambda?

Lecture 42 Q. What are AWS Step Functions?

Lecture 43 Q. How are AWS Step Functions different from AWS Lambda? When to use what?

Lecture 44 AWS Lambda - Scenario based

Section 6: AWS Storage Services

Lecture 45 AWS Storage Services - Introduction

Lecture 46 Q. What is AWS Storage? What are the types of AWS Storage?

Lecture 47 Q. Explain Amazon S3? When would you use it in your project?

Lecture 48 Q. What are S3 Storage Classes? Difference between Standard & Glacier storage cl

Lecture 49 Q. Explain Amazon EFS? When would you use it in your project?

Lecture 50 Q. What is Amazon Elastic Block Store (EBS),how does it support EC2 instances?

Lecture 51 Q. What is the difference between block storage and object storage?

Lecture 52 Q. What is S3 Lifecycle Policy?

Lecture 53 Q. What is a Launch Template in EC2?

Lecture 54 AWS Storage Service - Scenario based

Section 7: AWS Database Services

Lecture 55 AWS Database Services - Introduction

Lecture 56 Q. What is Amazon RDS? How is it different from a regular databases?

Lecture 57 Q. What is the difference between Amazon RDS and Amazon RDS Custom?

Lecture 58 Q. What is Amazon DynamoDB? When should you use it in your project?

Lecture 59 Q. What is NoSQL?

Lecture 60 Q. What is the difference between NoSQL & RDBMS?

Lecture 61 Q. When to use Amazon RDS (RDBMS) and when to use DynamoDB (NoSQL)?

Lecture 62 Q. What is Amazon Aurora? How it is different from Amazon RDS?

Lecture 63 Q. What is DynamoDB Streams?

Lecture 64 AWS Database Service - Scenario based

Section 8: AWS Networking – Part 1

Lecture 65 AWS Networking – Part 1 - Introduction

Lecture 66 Q. What is a Virtual Private Cloud (VPC) in AWS? Why do we need it?

Lecture 67 Q. Applications hosted on EC2 instances inside a VPC accessible to outside users

Lecture 68 Q. What is the difference btw Private IP and Public IP?

Lecture 69 Q. What is Elastic IP address in AWS? How it is different the Public IP Address?

Lecture 70 Q. What is AWS Elastic Load Balancer (ELB)?

Lecture 71 Q. What is the role of AWS Application Load Balancer (ALB)?

Lecture 72 Q. When to use AWS Network Load Balancer and when Application Load Balancer?

Lecture 73 Q. What is Classic Load Balancer (CLB)?

Lecture 74 Q. What is the role of Gateway Load Balancer (GWLB)? When to use it?

Lecture 75 AWS Networking I - Scenario based

Section 9: AWS Networking - Part 2

Lecture 76 AWS Networking - Part 2 - Introduction

Lecture 77 Q. What is Amazon Route 53? How does it manage global traffic?

Lecture 78 Q. What is a Subnet in AWS VPC? What’s the purpose of using it?

Lecture 79 Q. What are Security Groups and Network ACLs (NACLs) in AWS?

Lecture 80 Q. What is the difference between AWS Application Load Balancer and Security Gro

Lecture 81 Q. What is Amazon CloudFront (CDN)? When and why to use it?

Lecture 82 Q. What is AWS Global Accelerator?

Lecture 83 Q. What is the difference between AWS Global Accelerator and Route 53?

Lecture 84 AWS Networking – II - Scenario based

Section 10: Identity, Security & Access

Lecture 85 Identity, Security & Access - Introduction

Lecture 86 Q. What is AWS IAM (Identity and Access Management)?

Lecture 87 Q. What are Authentication and Authorization?

Lecture 88 Q. What is Multi-Factor Authentication (MFA) in AWS?

Lecture 89 Q. What is AWS Secrets Manager? Share an example?

Lecture 90 Q. What is an IAM Role in AWS? How is it different from IAM User?

Lecture 91 Q. What is Amazon API Gateway? Why and when should you use it?

Lecture 92 Identity, Security & Access - Scenario based

Section 11: Real-Time Analytics

Lecture 93 Real-Time Analytics - Introduction

Lecture 94 Q. What is Click Stream Analysis? How is it useful?

Lecture 95 Q. What are Amazon Kinesis Data Streams? When do we use them?

Lecture 96 Q. What is Amazon Kinesis Data Analytics? Can you explain a basic use case?

Lecture 97 Q. What is the role of Amazon Redshift?

Lecture 98 Q. What is Big Data Analytics? What is Amazon Quicksight?

Lecture 99 Q. Summarize the click stream analysis steps and tools?

Lecture 100 Real-Time Analytics - Scenario based

Section 12: DevOps, CI/CD & IaC

Lecture 101 DevOps, CI/CD & IaC - Introduction

Lecture 102 Q. What is DevOps?

Lecture 103 Q. What is a CI/CD pipeline? How have you used it in your project?

Lecture 104 Q. What are the key components of the AWS DevOps toolchain?

Lecture 105 Q. What is Infrastructure as Code (IaC) in AWS? Explain CloudFormation/CDK.

Lecture 106 Q. What are the benefits of using IaC?

Lecture 107 Q. What is the role of AWS CloudFormation? How it works?

Lecture 108 DevOps, CI/CD & IaC - Scenario based

Section 13: Monitoring & Logs

Lecture 109 Monitoring & Logs - Introduction

Lecture 110 Q. What is Amazon CloudWatch and how does it support developers?

Lecture 111 Q. What is CloudWatch Application Insights?

Lecture 112 Q. What types of application issues can you troubleshoot using CloudWatch?

Lecture 113 Q. What is CloudWatch Logs Insights Query Language? How does it help developers?

Lecture 114 Q. What is AWS CloudTrail?

Lecture 115 Q. What is the difference between CloudWatch and CloudTrail?

Lecture 116 Monitoring & Logs - Scenario based

Section 14: Event-Driven Architecture

Lecture 117 Event-Driven Architecture

Lecture 118 Q. What is Amazon SQS (Simple Queue Service)? Can you share an example?

Lecture 119 Q. What are the advantages of using SQS to decouple microservices?

Lecture 120 Q. In what order messages are processed by Amazon SQS?

Lecture 121 Q. In which format are messages stored in Amazon SQS?

Lecture 122 Q. What is Amazon SNS? How does it work?

Lecture 123 Q. What is Pub-Sub model in Amazon SNS? What is Topic?

Lecture 124 Q. What are the differences between Amazon SQS and Amazon SNS?

Lecture 125 Q. How does Amazon SNS work with SQS to build scalable message-driven systems?

Lecture 126 Q. What is a Dead-Letter queue (DLQ) in AWS and why is it important?

Lecture 127 Q. What is Polling in SQS? What is the difference btw short polling and long pol

Lecture 128 Q. How can you build an event-driven architecture using AWS Lambda and SNS/SQS?

Lecture 129 Event-Driven Messaging - Scenario based

Section 15: AWS AI & ML Services

Lecture 130 AWS AI & ML Services - Introduction

Lecture 131 Q. What are AI, ML and Deep Learning? What is the difference between them?

Lecture 132 Q. Name some AI, ML and Deep Learning services in AWS?

Lecture 133 Q. What is Amazon SageMaker? How does it work?

Lecture 134 Q. Amazon Rekognition, Lex, Polly, Transcribe, and Amazon Translate AI Service?

Lecture 135 Q. How AWS pre-trained AI services differ from SageMaker?

Lecture 136 AWS AI & ML Services - Scenario based

Section 16: AWS Performance Optimization

Lecture 137 AWS Performance Optimization - Introduction

Lecture 138 Q. How do you design highly available applications in AWS?

Lecture 139 Q. What are the 7 best practices for application developers working on AWS?

Lecture 140 Q. Share 5 ways to improve performance(reduce latency) of applications in AWS?

Lecture 141 Q. What are the top considerations for building scalable apps in AWS?

Lecture 142 AWS Performance Optimization - Scenario based

Lecture 143 End

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