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Question 291 - SCS-C01 discussion

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Your current setup in AWS consists of the following architecture. 2 public subnets, one subnet which has the web servers accessed by users across the internet and the other subnet for the database server. Which of the following changes to the architecture would add a better security boundary to the resources hosted in your setup Please select:

A.
Consider moving the web server to a private subnet
Answers
A.
Consider moving the web server to a private subnet
B.
Consider moving the database server to a private subnet
Answers
B.
Consider moving the database server to a private subnet
C.
Consider moving both the web and database server to a private subnet
Answers
C.
Consider moving both the web and database server to a private subnet
D.
Consider creating a private subnet and adding a NAT instance to that subnet
Answers
D.
Consider creating a private subnet and adding a NAT instance to that subnet
Suggested answer: B

Explanation:

The ideal setup is to ensure that the web server is hosted in the public subnet so that it can be accessed by users on the internet. The database server can be hosted in the private subnet. The below diagram from the AWS Documentation shows how this can be setup

Option A and C are invalid because if you move the web server to a private subnet, then it cannot be accessed by users Option D is invalid because NAT instances should be present in the public subnet For more information on public and private subnets in AWS, please visit the following url .com/AmazonVPC/latest/UserGuide/VPC Scenario2. The correct answer is: Consider moving the database server to a private subnet Submit your Feedback/Queries to our Experts

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asked 16/09/2024
mohamad rachwani
29 questions
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