AWS Cloud Practitioner-Intro

The AWS Cloud Practitioner certificate is an entry-level credential that introduces the basics of cloud computing and AWS services whichl also include cloud concepts, pricing, security, and the global infrastructure.

Exam Key Points

• Cloud Concepts
• Security and Compliance
• Technology
• Billing and Pricing

Cloud Computing Models

• IaaS(Infrastructure as a Service)
• PaaS(Platform as a Service)
• SaaS(Software as a Service)

Compute Services

Amazon ECS has two modes: Fargate launch type and EC2 launch type.

Amazon EC2(Elastic Compute Cloud)

Web service

-On-Demand Instances: Pay for you run
-Spot Instances: 90% discount compated to On-Demand prices, flexible start and end times
-Reserved Instances: Provide significant discount(up to 72%)
-Dedicated Hosts: Physical EC2 server, help to meet compliance requriements -Savings Plans: Offer low prices on EC2 and Fargate(1 or 3yrs term)

Amazon EC2 Auto Scaling:

Dynamic scaling and predictive scaling can be used together to scale faster.

Amazon AWS Batch:

Plans, schedules, and runs batch computing workloads across the full range of AWS compute services and features.

Amazon AWS Elastic Beanstalk:

Service for deploying and scaling web applications and services. E.g. Java, .NET, PHP, Node.js, Python, Ruby, Go

Amazon AWS Fargate:

Allow to run containers without having to manage servers or clusters. Package the application in containers, specify the CPU and memory requirements.

Amazon AWS Lambda:

Run code without provisioning or managing servers.

Amazon AWS Serverless Application Repository:

Quickly deploy code samples, components, and complete applications for common use cases.

Amzaon AWS Outposts:

Fully managed, maintained, and supported by AWS to deliver access to the latest AWS services.