Instiq

2Designing Resilient Architectures

Practice questions →Glossary →
  • 2.1High Availability and Scaling

    Understand designing architectures that are resilient and scale with demand by combining multiple Availability Zones (multi-AZ), Elastic Load Balancing, and Auto Scaling.

  • 2.2Decoupling and Messaging

    Understand decoupling components with Amazon SQS (queues) and Amazon SNS (publish/subscribe) to absorb spikes and improve scalability.

  • 2.3Backup and Disaster Recovery

    Understand designing for disaster recovery: backups/snapshots, RTO and RPO, and multi-region failover (Route 53).