ANSWERS
Traditional Data Centers
Cons:
- Large investment
- difficult demand forecasting
- slow to deploy
- expensive maintenance
- own all security burden
Cloud Computing
on-demand delivery of comp power, db, apps, and IT through internet
Pros:
- variable expense not capital
- economies of scale
Elasticity
ability to acquire and release resources efficiently
IaaS
The full application and dependencies on the cloud
SaaS
cloud services like email
PaaS
Wordpress, Elastic beanstalks
Deployment Models
Public, Private, Hybrid are types of...
Regions, Availability Zones, Edge Locations
The 3 elements of the AWS Global Infrastructure
Regions
,22 so far, cluster of data centers
Availability Zones
At least 2 per region; has at least 1 data center in it; creates no single point of failure
country-region-region number followed by availability zone
AZ naming scheme
Edge Locations
AWS endpoints; consists of CloudFront, Content Delivery Network (CDN), and Route 53
Capital Expenditure
upfront investments to obtain fixed asset
operating expenditure
day to day expenses
AWS Cost Explorer
- A tool that enables you to visualize, understand, and manage your AWS costs and
usage over time
- breakdown by service or cost tag
- predictions for next three months
AWS Budgets
- gives you the ability to set custom budgets that alert you when your costs or usage
exceed (or are forecasted to exceed) your budgeted amount
- play and track usage by service
AWS TCO Calculator
- Total Cost Ownership
- calculator for savings from data center to cloud
Resource tags
meta data to group projects when calculating costs
AWS Organizations
- An account management service that enables you to consolidate multiple AWS
accounts
- multiple accounts under master for Consolidated Billing
AWS Pricing Calculator
, - lets you explore AWS services, and create an estimate for the cost of your use cases
on AWS.
- deprecated version known as Simple Monthly Calculator
AWS Support
- has 2 services: AWS Personal Health Dashboard & AWS Trusted Advisor
- resource suppport
AWS Personal Health Dashboard
- service that provides alerts and remediation for impacting events
AWS Trusted Advisor
- service that compares usage against best practice; 7 core checks
- provides personalized recommendations
Trusted Advisor checks
5 checks:
- cost optimization
- performance
- security
- fault tolerance
- service limits
Basic, Developer, Business, Enterprise
4 tiers of support
Support differences
- communication method
- response time
- cost
- type of guidance offered
Basic Support
- support plan with 7 trusted advisor checks, personal health dashboard, docs/support
forms
- NO support engineers
- Free
Developer Support