Which AWS service or feature offers security for a VPC by acting as a firewall to control traffic in and out of subnets?
For which use case are Amazon EC2 On-Demand Instances MOST cost-effective?
A company needs to convert video files and audio files to a format that will play on smartphones.
Which AWS service will meet this requirement?
Which cloud computing advantage is a company applying when it uses AWS Regions to increase application availability to users in different countries?