Identify aspects of AWS Cloud economics
Pricing of Amazon services vary due to
- service to use
- calculation on basis of time usage in hours or minutes or seconds.
AWS offers following –
- On Demand – Pay per hour or minute or second.
- Reserved Instance – Choose a one or 3-year contract.
- Spot Instances – For applications with flexibility.
- Dedicated host – A physical server in cloud, at user’s disposal
AWS Economics Benefits
The economic benefit of using AWS services, are
- Familiar programming models, operating systems, databases, are offered.
- Billed only for resources subscribed and their length of use, without up-front or long-term commitments.
- Save on running and maintaining data centers.
- Add or remove resources, as per need.
- Limitless capacity on offer
- Low TCO or Total Cost of Ownership as no personal servers needed.
- Centralized Billing and management
AWS Economics Features
- Pay-As-You-Go – No minimum spend commitments or long-term contracts are required for using AWS. No upfront expenses are involved and payments only apply to what is being used. No multi-year agreements or licensing models.
- Tiered Pricing (Use More, Save More) – Under the tiered pricing model, more storage or data transfer usage, lowers per gigabyte payout. Volume discounts and custom pricing are also offered.
- Save when you reserve – Reserved capacity is offered to address high demand period.
AWS Economics tools
AWS offers following tools
- TCO calculator – Estimates your savings when comparing the cloud to an on-premises or co-location environment.
- Cost Optimization – Provides pre-configured reports for common AWS spend queries for current and historical periods, as well as forecasting.
- Trusted Advisor – Inspects your AWS environment to finds opportunities that can save money, improve system performance and increase application reliability.
Link for free practice test – https://www.testpreptraining.com/aws-certified-cloud-practitioner-free-practice-test