AWS Basics

1. Amazon Web Services
Based on the concept of Pay-As-You-Go
Presentation by:
Dhivya Ramasamy
Email:achudhivi08@gmail.com

2. Cloud Computing
● Cloud computing is a term referred to storing and accessing data over the internet.
● It doesn't store any data on the hard disk of your personal computer.
● Access data from a remote server.

3. Amazon Web Service
● It is a platform that offers flexible, reliable,
scalable, easy-to-use and cost-effective cloud
computing solutions.
● It is developed with a combination of :-
○ Infrastructure as a service (IaaS)
○ Platform as a service (PaaS)
○ Software as a service (SaaS)

4. LaaS vs PaaS vs SaaS
● IaaS
○ Cloud-based services, pay-as-you-go for services such as storage, networking, and
virtualization.
● PaaS
○ Hardware and software tools available over the internet.
● SaaS
○ Software that’s available via a third-party over the internet.

5. Aws services & offerings
● It offers a wide range of different business purpose global cloud-based products.
● The products include storage, databases, analytics, networking, mobile, development tools, enterprise
applications, with a pay-as-you-go pricing model.

6. Zones and Regions
● Regions is a physical location around the world where we cluster data centers.
● We call each group of logical data centers an Availability Zone.
● Each AWS Region consists of multiple, isolated, and physically separate AZ's within a geographic area.
● It provides a more extensive global footprint than any other cloud provider, and to support its global footprint and ensure customers are
served across the world.

7. AWS Local Zone
● It is an AWS infrastructure deployment that places select services closer to your end users.
● It is an extension of a Region that is in a different location from your Region.

8. Storage - Amazon S3 (Simple Storage Service)
● It is an object storage service that offers industry-leading scalability, data availability, security, and performance.
● Customers of all sizes and industries can use it to store and protect any amount of data for a range of use cases, such as
websites, mobile applications, backup and restore, archive, enterprise applications, IoT devices, and big data analytics.
● It is designed for 99.999999999% (11 9's) of durability, and stores data for millions of applications for companies all
around the world.
● Amazon S3 Features
■ Low cost and Easy to Use
■ Secure
■ Scalable
■ Higher performance
■ Integrated with AWS services

9. Amazon EBS(Elastic Block Storage)
● It is a web service that provides block level storage volumes for use with EC2 instances.
● EBS volumes are highly available and reliable storage volumes that can be attached to any running instance
and used like a hard drive.
● It has three types of volume,
○ EBS General Purpose (SSD)
○ Provisioned IOPS (SSD)
○ EBS Magnetic Volumes

10. Amazon EFS( Elastic File System)
● A fully managed file storage service that makes it easy to setup and scale file storage in the Amazon cloud.
● Amazon EFS is not supported on Windows instances.

11. Thanks...