AWS Pricing Flashcards
What is CAPEX?
Capex stands for Capital Expenditure where you pay upfront. It’s a fixed cost.
What’s OPEX?
Opex stands for Operational Expenditure where you pay for what you use. ex: utility billing like gas, energy, water, etc.
What are the 5 Basic Pricing Policies in AWS?
- Pay as you go
- Pay Less when you reserve
- Pay even less per unit by using more
- Pay even less as AWS grows
- Custom pricing
What are AWS best practices to pay less?
- Understand the fundamentals of pricing
- Start early with cost optimization
- Maximize the power of flexibility
- Use the right pricing model for the job.
In AWS best practices, what are the three fundamentals drivers of costs?
There are three fundamental drivers of costs with AWS:
- Compute
- Storage
- Data Outbound
How much can an user’s costs reduce when turning off instances?
70%
What are 4 pricing models AWS offers?
On-demand
Dedicated
Spot Instances
Reservation
What 7 services in AWS are Free?
- Amazon VPC
- Elastic Beanstalk
- CloudFormation
- IAM
- Auto Scaling
- OpsWorks
- Consolidated Billing
What determines prices in EC2? (9)
- Clock hours of server time
- Instance type
- Pricing model
- Numer of instances
- Load balancing
- Detailed monitoring
- Auto Scaling (the more EC2 instances you have the more you pay)
- Elastic IP addresses
- Operating Systems and Software Packages
What does determine Lambda Pricing? (3)
- Request Pricing:
- Duration Pricing
- Aditional Charges
What are the maximum requests of lambda functions on a free tier? how much does it cost after it?
1 million requests per month, after that pay $0.20 per 1 million requests.
How can one be incurred of additional charges when interacting with lambda?
You may incur additional charges in lambda if you interact with other AWS services or transfer data.
For example, if a lambda function needs to read and write data to or from an S3 bucket, you’ll be billed by the read/write requests and the data stored in S3.
How does EBS pricing work?
EBS is billed per:
- Volumes (per GB)
- Snapshots (per GB)
- Data transfer
How does S3 pricing work?
- Storage Class (standard, IA, 1 AZ IA, etc)
- Storage
- Requests (GET, PUT, COPY)
- Data Transfer
How does Glacier pricing work?
- Storage
2. Data Retrieval Times
How does Snowball pricing work?
- Service fee per job
Snowball 50 TB => $200
Snowball 80/B => $250 - Daily charge
The first 10 days are free, them $15 per day - Data Transfer
Data transfer into S3 is free. Data transfer out is not
How does RDS pricing work? (9)
- Clock hours of server time
- Database characteristics
- Database purchase type
- Number of DB instances
- Provisioned Storage
- Additional Storage
- Requests
- Deployment Type
- Data Transfer
How does CloudFront pricing work?
Traffic distribution
Requests
Data transfer out
What’s the difference between AWS Budget and AWS cost Explore?
AWS Budget you set and AWS alerts you BEFORE the billing have incurred
AWS Cost Explorer is the opposite, you can explore all your costs AFTER they have been incurred
