Summary and Quiz
Get a refresher of what you’ve learned in the “High Availability and Scalability” section, and take a short quiz to validate your knowledge.
In this lesson, we’ll summarize what we’ve learned so far in this chapter and test our knowledge with a short quiz.
Summary
In this chapter, we learned about components and services related to scaling and managing applications in the AWS cloud environment. Here’s a summary of the most important key takeaways from this chapter:
Horizontal vs. vertical scalability
Generally, there are two ways of handling more work: horizontal scalability (adding more machines) and vertical scalability. For either, AWS provides us a way: EC2 Auto Scaling for adding more machines and changing types of EC2 instances to be more powerful.
Elastic load balancers
ELBs are used to distribute incoming traffic across various targets. This can be EC2 ...