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Quiz: Cloud Networking

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

The networking a cloud engineer needs: public vs private IPs, CIDR blocks like 10.0.0.0/16 calculated in Python, what happens when you type a URL (DNS), ports, load balancers, VPCs with public and private subnets, and firewall rules.

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  1. Question 1

    How many IP addresses does a /24 block contain?

  2. Question 2

    Which DNS record maps www.example.com to example.com?

  3. Question 3

    Where should a production database usually be placed?

  4. Question 4

    In the Python demo, was 10.0.2.25 inside 10.0.1.0/24?

  5. Question 5

    An app works with curl localhost:5000 on the server but not from the browser. What is a likely first check?