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Quiz: Scaling and Load Balancing

5 questionsNo time limitPass: 60%+10 XP on first pass

How systems grow. Vertical vs horizontal scaling, load balancers and their algorithms, health checks, stateless app servers, sessions, and auto-scaling.

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  1. Question 1

    Adding more servers behind a load balancer is:

  2. Question 2

    Why must app servers be stateless for horizontal scaling?

  3. Question 3

    Which load-balancing algorithm sends each request to the server with the fewest active requests?

  4. Question 4

    What does a load balancer's health check do?

  5. Question 5

    What is a main drawback of vertical scaling?