A web tier runs on a single EC2 instance in one Availability Zone. The company needs the application to keep serving requests if that AZ fails. What is the simplest resilient redesign?
High Availability
Multi-AZ design, Elastic Load Balancing, Route 53 routing, and eliminating single points of failure.
Domain 2: Design Resilient Architectures · 26% of exam · 8 questions
Question 1 of 8 · keys: 1–5 select, Enter submit, ← → navigate