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10 Must Know AWS Cloud Architect Interview Questions and Answers
- AWS Cloud Architects need to master AWS services for addressing complex business challenges.
- For handling variable traffic efficiently and cost-effectively, implement an Autoscaling Group to adjust the number of EC2 instances based on traffic.
- For creating a Disaster Recovery plan, implement a Multi-Region Active-Passive disaster recovery strategy.
- For securing a web application, implement a DDoS Protection, Web Application Firewall (WAF), Network Security, IAM & Encryption.
- For migrating an On-Premise database, use AWS DMS with RDS instance or Aurora database on AWS with minimal downtime.
- To optimize storage costs, implement an S3 Lifecycle policy to transition data to more cost-effective storage classes.
- For building a serverless application, use Lambda for compute, API Gateway for exposing endpoints, DynamoDB, S3 and CloudFront.
- For handling real-time analytics, use AWS Kinesis for real-time data ingestion and processing, along with S3 and QuickSight for visualization.
- For achieving a Hybrid Cloud infrastructure, establish a secure connection between on-premises and AWS with VPN or AWS Direct Connect.
- For cost-effective big data processing, use AWS EMR for Hadoop/Spark processing, Spot Instances for non-critical processing tasks, store raw data in S3 and terminate clusters automatically.
- For designing a highly available application with no single point of failure, use Multi-AZ Deployment, Load Balancing, Failover and Stateless Design.
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