What must be added to your web server configuration to view the true requesting IP address?
D
X-Forwarded-For. X-Forwarded-Proto is to see the protocol, X-Actual-IP doesn't exist and X-Amzn-Trace-ID is for Amazon's unique identifier.
What are 2 possible ALIAS records? (Choose two.)
BC
You cannot create an ALIAS record that points to an EC2 instance or DynamoDB.
What are two routing methods used by Route 53? (Choose two.)
BC
RIP is used for network routing and AS_PATH is used for BGP path manipulation.
Which is not a valid Route 53 record?
D
BFD stands for Bi-directional Forwarding Detection and has nothing to do with Route 53.
What is the minimum number of subnets for an RDS subnet group?
D
This allows for high availability and failover in case an RDS instance goes down.
What is the DNS server address for a VPC (10.111.0.0/16) with a subnet of 10.111.4.0/24?
A
The DNS server is the base VPC CIDR + 2.
Which statement about VPC endpoints is incorrect?
A
Endpoints are not transitive for Direct Connect connections or any other connections. To access S3 resources through an endpoint from outside of a VPC, an EC2 proxy must be used.
Which two methods can be used to ensure items are distributed only to the correct parties? (Choose two.)
AB
Signed cookies and signed URLs are used to ensure only intended parties can access CloudFront resources.
What is NOT a benefit of CloudFront?
B
Elastic Load balancers distribute traffic to EC2 instances.
What two items are required for all AWS VPNs? (Choose two.)
AD
An ASN is only required for dynamic VPNs and hardware routers are not required.
