🚀 AWS Interview Question & Answers Part 5 | Storage service #aws #devops #learning #interview #ai

🚀 *AWS Interview Questions & Answers – Part 5 | S3, EBS, Snapshots & Disaster Recovery* Welcome back to the AWS Interview Preparation Series on *DevFusion Mastery!* In this video, we continue our AWS Interview Series with another set of frequently asked AWS interview questions focused on **Amazon S3, EBS Volumes, Snapshots, Backup Strategies, Disaster Recovery, Storage Optimization, and Security Best Practices**. These are practical, scenario-based questions that are commonly asked in AWS, Cloud, DevOps, Platform Engineer, and Site Reliability Engineer (SRE) interviews. If you're preparing for interviews at companies like **Accenture, Deloitte, TCS, Infosys, Cognizant, Capgemini, UST, IBM, HCL, Tech Mahindra, Wipro, or any cloud-focused organization**, these questions will help strengthen your AWS storage and backup concepts with real-world examples. --- 📌 Topics Covered in This Video ✅ Securely Accessing S3 from EC2 without Access Keys ✅ IAM Roles and Instance Profiles Explained ✅ EBS Backup Strategy Using Snapshots ✅ Incremental Snapshots and Storage Optimization ✅ Recovering EC2 Data Using EBS Snapshots ✅ EBS Volume Attach and Detach Operations ✅ Migrating Data Between EC2 Instances ✅ S3 Storage Classes and Cost Optimization ✅ S3 Lifecycle Policies ✅ Disaster Recovery Architecture in AWS ✅ RPO and RTO Explained --- 💡 What You Will Learn ✔️ How EC2 securely accesses S3 using IAM Roles ✔️ Why AWS recommends IAM Roles over Access Keys ✔️ EBS Snapshot Backup Best Practices ✔️ How EBS Snapshots Work Internally ✔️ Snapshot Recovery Process ✔️ Cross-AZ and Cross-Region Disaster Recovery ✔️ EBS Volume Migration Techniques ✔️ S3 Lifecycle Automation ✔️ Cost Optimization Using Storage Classes ✔️ Real Interview Answers and Follow-Up Questions ✔️ Production-Level Backup Strategies --- 🎯 Scenario-Based Questions Discussed Question 1 How would you allow an EC2 instance to upload files to S3 without storing AWS Access Keys? Topics: IAM Roles Instance Profiles S3 Security --- Question 2 An EBS volume contains critical application data. How would you design a backup strategy? Topics: EBS Snapshots AWS Backup Disaster Recovery --- Question 3 Your EC2 instance crashes completely, but EBS snapshots are available. How would you recover the application? Topics: Snapshot Recovery EBS Restoration Business Continuity --- Question 4 How would you migrate application data from one EC2 instance to another using EBS volumes? Topics: EBS Attach & Detach Storage Migration Minimal Downtime Strategies --- Question 5 Your company stores millions of files in S3. How would you reduce storage costs while maintaining accessibility? Topics: S3 Standard S3 IA Glacier Deep Archive Lifecycle Policies --- Bonus Question Design a backup and disaster recovery solution for an application running on EC2 with EBS storage and files stored in S3. Topics: AWS Backup Cross-Region Replication Versioning RPO & RTO Disaster Recovery Architecture --- ☁️ AWS Compute & Storage Series Playlist Part 1 • EC2 Basics • AMI • Auto Scaling • Pricing Models • Security Groups --- Part 2 • EBS vs Instance Store • Elastic IP • Secure EC2 Access • EC2 Troubleshooting • Bastion Host --- Part 3 • EC2 vs Lambda • EC2 Instance Families • Application Load Balancer (ALB) • ALB vs NLB • CloudWatch Monitoring • AWS Compute Best Practices --- Part 4 • Auto Scaling Scenarios • ALB Troubleshooting • Launch Templates • Serverless Architecture Design --- Part 5 • EC2 to S3 Access • IAM Roles • EBS Migration • S3 Lifecycle Policies • Storage Optimization • Disaster Recovery --- 🎯 Recommended For ☁️ AWS Engineers 💻 System Administrators 🔧 Platform Engineers 📊 Site Reliability Engineers (SRE) 📚 Students Preparing for Cloud Careers 🔥 Upcoming AWS Interview Topics ✅ Dedicated Hosts ✅ AWS Backup ✅ ECS ✅ EKS ✅ Advanced Lambda Scenarios ✅ Disaster Recovery Strategies ✅ Multi-Region Architectures ✅ Production-Level AWS Troubleshooting --- 👍 *If you find this content helpful:* • Like the video • Share it with your friends • Subscribe to DevFusion Mastery • Turn on notifications for upcoming AWS interview series • Comment your favorite AWS interview question --- *DevFusion Mastery* *Learn | Automate | Grow 🚀* #AWS #AWSInterviewQuestions #AWSInterview #S3 #AmazonS3 #EBS #EBSSnapshot #AWSBackup #DisasterRecovery #CloudComputing #AWSCloud #DevOps #DevOpsInterview #CloudEngineer #AWSTutorial #IAMRoles #StorageOptimization #CloudEngineerInterview #SiteReliabilityEngineer #SRE #AWSCertification #AWSDeveloper #AWSSolutionsArchitect #DevFusionMastery #InterviewPreparation #CloudJobs #AWSServices #AWSStorage #TechInterview #AWSLearning #BackupAndRecovery #RPO #RTO #CrossRegionReplication #LifecyclePolicy #AmazonEBS #CloudArchitecture #InfrastructureEngineer #PlatformEngineer #CloudSecurity #AWSBestPractices