51 cards
Cloud computing is the on-demand delivery of IT resources over the internet with pay-as-you-go pricing, replacing the traditional approach of buying, owning, and maintaining physical data centers and servers. This model lets organizations provision compute, storage, and networking capacity in minutes, paying only for w...
The AWS Global Infrastructure is the physical foundation that supports every service in the cloud. It is built from three layered building blocks: Regions, Availability Zones, and Edge Locations, with more than fifty-four Regions, one hundred seventy Availability Zones, and over four hundred Edge Locations spread acros...
Security in AWS is governed by the Shared Responsibility Model, which divides responsibilities between AWS and the customer. AWS is responsible for the security of the cloud, meaning it protects the underlying infrastructure, hardware, and foundational software that run all services. The customer, on the other hand, is...
Compute is at the heart of most cloud workloads, and AWS offers a wide range of options to match different application needs. Amazon Elastic Compute Cloud, or EC2, is the foundational service for compute in AWS. It provides resizable virtual servers called instances that can run a variety of operating systems and be cu...
Networking in AWS centers on the Virtual Private Cloud, or VPC, which lets customers provision a logically isolated section of the AWS cloud. Within a VPC, customers define IP address ranges, create subnets, configure route tables, and attach gateways to control how resources communicate. Because a VPC is logically iso...
AWS provides a rich portfolio of storage and database services, each designed for specific access patterns and workloads. Amazon Simple Storage Service, or S3, is the foundational object storage service. It is built to store and retrieve any amount of data from anywhere on the web, offering eleven nines of durability a...
Operating applications in the cloud requires visibility into both infrastructure performance and user activity. AWS addresses these needs through a set of monitoring and messaging services. Amazon CloudWatch is the central monitoring service, collecting metrics, logs, and events from AWS resources and applications. Clo...
Understanding how AWS pricing works is essential for controlling costs and getting the most value from the platform. AWS offers several pricing models that suit different usage patterns. On-Demand pricing charges customers by the hour or by the second with no long-term commitment, making it a good fit for short-term or...