ExpertMedium1 markMultiple Choice
AWS SAA-C03 · Question 56 · Domain 4.2: Compute Cost Optimization
A company runs a steady-state web application on Amazon EC2 instances. The compute requirements are consistent and predictable, and the company plans to run the application for the next 3 years. The company wants to maximize cost savings but needs the flexibility to change instance families (e.g., from compute-optimized to memory-optimized) if the application architecture changes. Which pricing model should they choose?
A company runs a steady-state web application on Amazon EC2 instances. The compute requirements are consistent and predictable, and the company plans to run the application for the next 3 years. The company wants to maximize cost savings but needs the flexibility to change instance families (e.g., from compute-optimized to memory-optimized) if the application architecture changes. Which pricing model should they choose?
Answer options:
A.
Standard Reserved Instances
B.
Convertible Reserved Instances
C.
Compute Savings Plans
D.
EC2 Instance Savings Plans
How to approach this question
Match '3 years', 'maximize savings', and 'flexibility to change instance families' with Compute Savings Plans.
Full Answer
C.Compute Savings Plans✓ Correct
Compute Savings Plans
Compute Savings Plans provide the most flexibility and help to reduce your costs by up to 66%. These plans automatically apply to EC2 instance usage regardless of instance family, size, AZ, region, OS, or tenancy, and also apply to Fargate and Lambda usage.
Common mistakes
Choosing Standard Reserved Instances, which lock you into a specific instance family.
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