S3

Amazon Simple Storage Service

Object store to save data without any size restrictions

7

Glacier

Amazon S3 Glacier

Inexpensive data archive solution

7.4

EBS

Amazon Elastic Block Store

Network attached block-level storage for EC2 instances

8.1

Amazon EC2 Instance Store

Block-level storage for EC2 instances

8.2

EFS

Amazon Elastic File System

Scalable network filesystem based on NFSv4

9

RDS

Amazon Relational Database Service

MySQL, Oracle Database, Microsoft SQL Server, or PostgreSQL

10

Amazon ElastiCache

In-memory data store based on Redis or Memcached, typically used to cache data

11

Amazon DynamoDB

Proprietary NoSQL key-value database with limited but powerful options for queries

12

AZ

Availability Zone

Group of isolated data centers within a region

13.2

ASG

Amazon EC2 Auto Scaling Group

Observes a fleet of servers: replaces faulty servers and increases/decreases the size of the fleet based on external triggers, like CPU usage

17

Amazon CloudWatch

Keeps track of metrics and triggers alarms when a threshold is reached

13.1, 17

ELB

Elastic Load Balancing

Load balancer for EC2 instances

14.1

ALB

Application Load Balancer

Layer 7 load balancer with HTTP and HTTPS support

14.1

SQS

Amazon Simple Queue Service

Message queue

14.2