The AWS Certified Advanced Networking – Specialty (ANS-C01) exam validates your skills in designing and implementing AWS networking solutions. It is suitable for networking professionals looking to specialize in AWS.
What happens when you configure an NACL to deny all incoming traffic?
ANo traffic is blocked.
BOnly inbound connections are denied.
CAll outbound traffic is blocked.
DInbound connections are rejected.
Explanation
The NACL denies all inbound connections, however, outbound traffic is not affected unless explicitly denied.
Q412
Which service provides AWS Direct Connect alternatives for hybrid cloud?
AAWS Transit Gateway
BAmazon VPC Peering
CAWS Site-to-Site VPN
DAWS Gateway Load Balancer
Explanation
AWS Site-to-Site VPN allows secure connections to hybrid environments, while others don't specifically target this use case.
Q413
A company needs high availability for its web application across multiple regions. What should it use?
AAWS Global Accelerator
BAmazon S3
CAWS Lambda
DAmazon RDS Multi-AZ
Explanation
AWS Global Accelerator enhances availability and performance across regions, while others do not provide cross-region traffic management.
Q414
What happens when you assign a security group that denies all inbound traffic to an EC2 instance?
AAll traffic will be accepted.
BTraffic from the same VPC is allowed.
COnly outbound traffic is denied.
DNo inbound traffic will be allowed.
Explanation
Denying all inbound traffic blocks external access to the EC2 instance, while others misrepresent the effect on traffic flows.
Q415
Which service provides a virtual private cloud?
AAmazon VPC
BAWS Shield
CAWS Lambda
DAmazon S3
Explanation
Amazon VPC creates isolated virtual networks; others do not.
Q416
A company needs to connect its on-premises network with AWS securely. What is the best service for this purpose?
AAWS Direct Connect
BAmazon CloudFront
CAmazon EC2
DAWS Storage Gateway
Explanation
AWS Direct Connect provides secure, dedicated connectivity.
Q417
What happens when an IAM policy is attached to a user?
AUser gains permissions defined in the policy
BUser loses all previous permissions
CPolicy overwrites previous policies
DPolicy creates a new user role
Explanation
Attached policies grant users specified permissions; other options are incorrect.
Q418
Which service is best for analyzing VPC flow logs?
AAmazon Athena
BAmazon RDS
CAWS Lambda
DAmazon S3
Explanation
Amazon Athena allows SQL queries on log data stored in S3; RDS is for databases but not logs, Lambda processes data but doesn’t analyze them directly, and S3 is a storage solution without analysis functionality.
Q419
A company needs to apply network segmentation in a shared VPC. What should they use?
ASecurity Groups
BVPC Peering
CRoute Tables
DNetwork ACLs
Explanation
Network ACLs provide stateless filtering across subnets; Security Groups act at the instance level, VPC Peering connects VPCs, and Route Tables control traffic flow but not segmentation.
Q420
What happens when you disable an Elastic IP address?
AIt gets released to Amazon
BInstance connectivity is lost
CPublic routing stops temporarily
DIt remains associated with the instance
Explanation
Disabling an Elastic IP retains its association to the instance; it's not released or immediately shows any impact on connectivity, while releasing it would sever the connection.