Elasticity Design Patterns Quiz

5 questions Pass: 70% +25 pts (50 with Pro)

Quiz covering Auto-scaling and CDN

What you'll be asked

  1. What is the primary purpose of using a Content Delivery Network (CDN) in a web architecture?
  2. When configuring an Auto Scaling Group (ASG), what is the primary benefit of using a 'Cooldown' period?
  3. If your application experiences highly unpredictable, spiky traffic patterns, which scaling strategy is most cost-effective and responsive?
  4. Which of the following is a critical consideration when implementing stateful applications in an auto-scaled environment?
  5. You have a CDN serving static assets. You update a file named 'logo.png' on your origin server, but users continue to see the old version. What is the most likely cause and solution?

Answers and explanations come after you submit.