Amazon Cloud Services of AWS features are categorized by their computing power, storage and content delivery, networking, application services, administration and security, analytics, deployment and management, mobile services, enterprise applications, AWS Support, AWS Marketplace Software. AWS pricing structure ultimately depends on the usage of these features for different applications. AWS managed services includes managing these functions through a console to make the optimum use of the resources available at the best price.
Computing capacity is managed by EC2 (Elastic Cloud Computing or Servers), which is flexible and fast enough to reduce an actual time taken to boot new server instances. Pricing is supported in three ways on-demand, spot instance and reserved instances. EC2 container service manages a cluster of EC2 instances for managing distributed applications. No additional charges for using this service.AWS Lambda is a computing feature package that automatically manages resources by scaling up and down based on requests. Very responsive and automatically adjusts to events. Priced based on computing time in the tune of 100 milliseconds. Auto scaling feature helps to run applications and resources to scale up and down automatically. No charges for this feature, it is complementary with AWS Lambda or EC2. Amazon VPC (Virtual Private Cloud) is a private network for managing backend without any internet access with multi-layered security wall. No additional charges for this feature, but, charge for VPN connection.
Storage and Content Delivery is managed by S3 ( Simple Storage Service ) to store and retrieve any amount of data as in when required. It has support features like storage, analytics, archiving, disaster recovery charged by per GB storage till 1TB for 1st month. Amazon Glacier is a specialized service for data archiving and backup. It cannot be retrieved as fast as S3. Glacier store information in a vault format and S3 stores in any form. Glacier charges on per GB storage basis. Amazon EBS (Elastic Block Storage ) stores data in volume and a block form. Cost per GB storage basis. AWS Storage Gateway for integrating on-premise storage appliance with Cloud storage. Free of cost for using gateway. Amazon Cloud Front is a content delivery web service and distributes materials to developers and businesses at low latency, high data transfer speeds. Pricing is based on per GB usage.
AWS Consultant has to understand deeply and analyze Amazon product features and its used case scenario to understand its pricing structure. There are many more features left to be discussed for better understanding. AWS resellers who manage Cloud Infrastructure and architecture of the enterprises on behalf of Amazon have to be well versed with the updated AWS products to receive the best pricing.