AWS Cloud Practitioner Services Flashcards
Elasticity
Scale resources up and down when needed
Reliability
Fault tolerance and high availability
Agility
Reduced infrastructure time and more access to emerging technologies
Cloud Computing
On-demand delivery of pay-as-you-go services through a platform
IaaS
Infrastructure as a service.
- E.g. traditional data center
PaaS
Platform as a service.
E.g. deployment services configured by owner, AWS Elastic Beanstalk
SaaS
Service as a service: no maintainance
Public cloud
E.g. AWS
Private cloud
On-prem cloud
Hybrid cloud
E.g. cloud apps connected to private data center
Region
- 1 geographic region
- Cluster of at least 2 AZ’s
- Multiple AZ minimizes failure
Availability Zone
At least 1 data center
Edge Locations
- Nodes in glocal CDN
- Used by CloudFront
- Used by Route 53
- Delivers content closest to users
CapEx
Capitalized Expense:
- Upfront costs
- Minimal in cloud
OpEx
Operational Expense:
- Operational costs
- Mirrors demand in cloud. Pay-as-you-go
AWS Cost Explorer
- Explore costs
- Numbers broken to services, tags etc.
- Recommends cost optimization
- Access via API
AWS Budgets
- Uses data from AWS Cost Explorer
- Cost per service, service usage, coverage etc.
AWS TCO Calculator
Total costs to move to cloud
AWS Simply Monthly Calculator
Costs for specific services
AWS Resource Tags
Tag and explore costs
AWS Organizations
- Organizations of accounts in master account
- Total bill cost
- Centralize and restrict security access
AWS Support
AWS Personal Health Advisor + AWS Trusted Advisor + SomethingElse
AWS Trusted Advisor
- Recommends best practices
- 7 core checks
AWS Personal Health Dashboard
Alerts and remediation with AWS is experiencing events