Billing and Pricing Flashcards
7 cards from real CLF-C02 practice questions. Tap to flip, then mark Knew It or Still Learning โ missed cards come back until you master them.
Read the first 7 Billing and Pricing flashcards as text
A company purchases a 1-year Reserved Instance for EC2. After 6 months, they no longer need it. What can they do with the unused reservation?
Answer: Sell it on the AWS Reserved Instance Marketplace
Unused Standard Reserved Instances can be listed and sold to other AWS customers through the Reserved Instance Marketplace.
Which Savings Plan type provides the most flexibility by applying discounts to any EC2 usage regardless of instance family, size, OS, or region?
Answer: Compute Savings Plans
Compute Savings Plans apply to EC2, Fargate, and Lambda usage across any region, instance family, size, or OS, offering the broadest flexibility.
What happens to your AWS Free Tier benefits when they expire or are exceeded?
Answer: You are automatically charged standard On-Demand rates
Once Free Tier limits are exceeded or the 12-month period ends, AWS automatically charges the standard On-Demand rates for any usage.
A company runs a steady-state database workload 24/7 for 3 years. Which purchasing option provides the greatest cost savings?
Answer: 3-Year Reserved Instances with All Upfront payment
3-Year Reserved Instances with All Upfront payment provide the maximum discount (up to 72% over On-Demand) for predictable, long-running workloads.
Which AWS service enables you to estimate the cost of a new AWS architecture before you build it?
Answer: AWS Pricing Calculator
AWS Pricing Calculator lets you model your architecture and generate an estimated monthly cost before provisioning any resources.
An S3 bucket stores 10 TB of data. Which S3 storage class would be most cost-effective for data accessed only once or twice per year?
Answer: S3 Glacier Deep Archive
S3 Glacier Deep Archive is the lowest-cost S3 storage class, ideal for data that is rarely accessed and can tolerate retrieval times of 12 hours or more.
Which AWS feature automatically moves S3 objects between storage classes based on changing access patterns without manual intervention?
Answer: S3 Intelligent-Tiering
S3 Intelligent-Tiering monitors access patterns and automatically moves objects to the most cost-effective storage tier at no retrieval fee.