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AWS Cloud Practitioner Certification : - Coggle Diagram
AWS Cloud
Practitioner Certification :
Domain 1:
Cloud Concepts
Cloud
= Internet
Cloud Computing
On-demand delivery of compute, database storage, application and other IT resources.
Pay-as-you-go
History
1950 - Mainframes
1970 - Virtual Machines
Hypervisor
Advantages :star:
Stop guessing capacity
Limitless potential
Trade capital expense for variable expense
Pay only when and what you use
Scale up or down instantaneously
Economy of scale
Increase speed and agility
Stop spending money on own data centers
Go global in minutes
Models
IaaS
Infrastructure
More flexible
Closest to on-premises data center
PaaS
Platform
Web services, databases, OSs
Execute programming languages to host applications
Less flexibility, packages are preconstructed
Less infrastructure maintenance
SaaS
Software
"Completed products" managed by service provider
Easy to use as end user
Least flexibility
Ex: e-mail service
Deployment models
Cloud
100% of IT infrastructure on the cloud
On-premises
a.k.a. private cloud
Virtualization to deploy resources in their on-premises data centers
Looks like traditional IT infrastructure
Does not provide a lot of benefits of cloud computing
Hybrid
Connect on-premises tech to clous services
Great for companies migrating over the cloud
Partially on the cloud, partially on-premises
Can use as backup and disaster recovery solution
Well-Architected Framework
Avoid unnecessary costs
Reliability
Efficiency
Security
Operational excellence
Domain 2: Security and Compliance
Domain 3: Technology
Domain 4: Billing and Pricing