If a route table has a default route (0.0.0.0/0) pointing to an Internet Gateway, what is the expected behavior for instances in the associated subnet?

medium📝 Predict Output Q5 of 15

AWS - VPC Fundamentals

AInstances can send outbound traffic to the internet.

BInstances cannot send traffic outside the VPC.

CInstances can only communicate within the VPC.

DInstances will be blocked by the Internet Gateway.

Step-by-Step Solution

Solution:

Step 1: Understand the default route purpose
The 0.0.0.0/0 route directs all traffic not destined for the VPC to the Internet Gateway.
Step 2: Determine the effect on instances
Instances in the subnet use this route to send outbound traffic to the internet.
Final Answer:
Instances can send outbound traffic to the internet. -> Option A
Quick Check:
Default route to IGW enables internet outbound traffic [OK]

Quick Trick: Default route to IGW enables internet access [OK]

Common Mistakes:

Assuming IGW blocks traffic
Confusing subnet communication with internet access

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If a route table has a default route (0.0.0.0/0) pointing to an Internet Gateway, what is the expected behavior for instances in the associated subnet?

Step 1: Understand the default route purpose

Step 2: Determine the effect on instances

Final Answer:

Quick Check:

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