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.
You are configuring DNS settings for a domain in Route 53. What happens if you set a record with a TTL of 0?
ACaches the response indefinitely
BNo caching occurs
CReduces DNS query load
DIncreases response time
Explanation
A TTL of 0 means responses are not cached; other options incorrectly imply reduced caching or performance improvements which do not relate to TTL behavior.
Q292
Which service is best for real-time streaming data processing?
AAmazon Kinesis
BAmazon S3
CAWS Lambda
DAmazon RDS
Explanation
Amazon Kinesis is designed for real-time data streaming; S3 is for storage, Lambda is for serverless computing, and RDS is for relational databases.
Q293
A company needs to create a secure VPN connection to AWS. Which service should they use?
AAWS Direct Connect
BAWS Site-to-Site VPN
CAmazon VPC Peering
DAWS Transit Gateway
Explanation
AWS Site-to-Site VPN facilitates secure VPN connections; Direct Connect is for dedicated connections, Peering is for VPCs, and Transit Gateway is for connecting VPCs.
Q294
What happens when you enable Dual Stack in an AWS VPC?
AIPv4 connectivity only
BIPv6 connectivity only
CBoth IPv4 and IPv6
DS3 storage availability increases
Explanation
Dual Stack enables both IPv4 and IPv6; options A and B only support one protocol, and D is irrelevant.
Q295
Which of the following services provides private connectivity between AWS and on-premises environments?
AAWS Direct Connect
BAWS VPN
CAWS Transit Gateway
DAmazon Route 53
Explanation
AWS Direct Connect provides a dedicated network connection, while the others offer different connectivity methods or services.
Q296
A company needs to ensure that S3 buckets can only be accessed from a specific IP address range. What should they implement?
AS3 lifecycle policies
BS3 bucket policy
CCloudFront CDN
DIAM user policy
Explanation
An S3 bucket policy can restrict access based on IP addresses, while the other options serve different purposes.
Q297
What happens when you configure a security group to allow all outbound traffic, but restrict inbound traffic to port 80 only?
AAll traffic is blocked
BOnly HTTP traffic is allowed
CNo traffic is allowed
DOnly outbound traffic is unrestricted
Explanation
This configuration allows all outbound traffic while restricting inbound access to port 80, thus permitting unrestricted outbound communications.
Q298
Which service offers a fully managed VPN solution?
AAWS VPN
BAWS Lambda
CAmazon EC2
DAWS CloudFormation
Explanation
AWS VPN provides a managed VPN solution, unlike Lambda, EC2, or CloudFormation.
Q299
A company needs to isolate resources in a multi-tenant environment. What should they use?
AVPC Peering
BSecurity Groups
CAWS Organizations
DAWS CloudTrail
Explanation
AWS Organizations enables resource isolation across accounts, while others don't provide tenant isolation.
Q300
You are configuring Direct Connect for a large enterprise. What happens if the BGP peering fails?
AAll traffic is lost immediately
BTraffic is rerouted to the internet
CTraffic stops but remains local
DRemaining uptime is monitored actively
Explanation
If BGP fails, traffic reroutes to the internet instead of being lost, maintaining connectivity.