With the AWS Shared Security Model, AWS is responsible for the global security “of” the cloud and the customer is responsible for security “in” the cloud. For the AWS Certification exams, you need to understand the principals behind the Shared Security Model.
In total, as of June 2018, AWS Cloud Global Infrastructure has 55 Availability Zones within 18 Geographic Regions and 1 Local Region. It also plans to have 12 more Availability Zones and four more Regions. Amazon CloudFront global network spans 119 Edge Locations in 58 cities, across 26 countries. However, the numbers increase every year as AWS works to keep up with the increasing demand for cloud computing services.
Amazon Simple Notification Service (Amazon SNS) is a web service that coordinates and manages the delivery of sending messages to subscribing endpoints or clients. In Amazon SNS, there are two types of clients—publishers and subscribers—also referred to as producers and consumers. For the AWS Certified Solutions Architect Associate, Certified Developer and SysOps Administrator exams, you need to understand the common uses of Amazon SNS and under what scenarios you would recommend using it.
Amazon Simple Queue Service (SQS) is a fully managed message queuing service that makes it easy to decouple application components, each performing a discrete function which improves scalability and reliability and is best practice design for modern applications. Amazon Simple Queue Service (Amazon SQS) is an important topic to study for the AWS Certification Exams including the AWS Certified Solutions Architect Associate and the AWS Certified SysOps Administrator Certifications.
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AWS Lambda is a cutting-edge service from Amazon that enables you to deploy Serverless computing capabilities by enabling you to run your code in response to events and automatically manage the underlying compute resources for you. This article, AWS Lambda Exam Tips gives you a high-level overview of the core concepts you need to learn for the AWS Certified Solutions Architect Associate and AWS Certified Developer Associate Exams.
You need to be able to demonstrate how to use Autoscaling to design and highly available and fault tolerant solutions in the cloud as well as administrator and troubleshoot your auto scaling configurations. This article Amazon Auto Scaling Exam Tips will help you in your revision for the AWS Certification exams.
Elastic Beanstalk is an end to end solution to help developers deploy their applications in the cloud without worrying about the infrastructure that needs to run those applications. Elastic Beanstalk automatically handles the details of capacity provisioning, load balancing, scaling, and application health monitoring. This article, Amazon Elastic Beanstalk Exam Tips provides a high level overview of the core concepts you need to understand for the AWS Certified Developer Associate Exam and the AWS Certified Solutions Architect Associate Exam
With Amazon CloudFormation you can design and deploy a collection of related AWS resources that can then be customized into a template for repeat deployment. You can then provision and/or update your resources in an orderly with predictable outcomes. CloudFormation is heavily used as part of solutions architecture design.
Amazon Dynamo DB is a fully managed NoSQL database solution that provides enterprise grade performance and scalability. You can create database tables that store and retrieve any amount of data. Dynamo DB Instances are stored on SSD Storage and automatically replication across multiple Availability Zones. Specifically, Dynamo DB will replicate across 3 separate datacenters. DynamoDB is a crucial exam topic for the AWS Certified Developer Associate Exam and its vital that you get a good understanding of this AWS resource.