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Question 149 - SAP-C01 discussion

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Select the correct set of options. These are the initial settings for the default security group:

A.
Allow no inbound traffic, Allow all outbound traffic and Allow instances associated with this security group to talk to each other
Answers
A.
Allow no inbound traffic, Allow all outbound traffic and Allow instances associated with this security group to talk to each other
B.
Allow all inbound traffic, Allow no outbound traffic and Allow instances associated with this security group to talk to each other
Answers
B.
Allow all inbound traffic, Allow no outbound traffic and Allow instances associated with this security group to talk to each other
C.
Allow no inbound traffic, Allow all outbound traffic and Does NOT allow instances associated with this security group to talk to each other
Answers
C.
Allow no inbound traffic, Allow all outbound traffic and Does NOT allow instances associated with this security group to talk to each other
D.
Allow all inbound traffic, Allow all outbound traffic and Does NOT allow instances associated with this security group to talk to each other
Answers
D.
Allow all inbound traffic, Allow all outbound traffic and Does NOT allow instances associated with this security group to talk to each other
Suggested answer: A

Explanation:

A default security group is named default, and it has an ID assigned by AWS. The following are the initial settings for each default security group:

Allow inbound traffic only from other instances associated with the default security group Allow all outbound traffic from the instance The default security group specifies itself as a source security group in its inbound rules. This is what allows instances associated with the default security group to communicate with other instances associated with the default security group.

Reference:

https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ec2-security-groups.html#default-%20security-group

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asked 16/09/2024
Gennaro Migliaccio
33 questions
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