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You want to create a new subnet in the Default VPC that does NOT have internet access. What must you do?

hard📝 Application Q8 of 15
AWS - VPC Fundamentals
You want to create a new subnet in the Default VPC that does NOT have internet access. What must you do?
AUse the existing Default VPC subnet as is
BCreate a subnet and attach a new internet gateway
CCreate a subnet and associate it with a route table without an internet gateway route
DDelete the Default VPC and create a new one without internet access
Step-by-Step Solution
Solution:

  1. Step 1: Understand subnet routing

    Internet access depends on the route table associated with the subnet having a route to the internet gateway.

  2. Step 2: Create subnet with restricted route table

    To block internet access, create a subnet and associate it with a route table that lacks any internet gateway route.

  3. Final Answer:

    Create a subnet and associate it with a route table without an internet gateway route -> Option C

  4. Quick Check:

    Subnet internet access controlled by route table = C [OK]
Quick Trick: Control internet access via subnet's route table routes [OK]
Common Mistakes:
MISTAKES
  • Attaching internet gateway to block internet access
  • Using Default VPC subnet without changes
  • Deleting Default VPC unnecessarily

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