AWS · SAA-C03
Cost-optimized compute
SAA-C03 · Lesson 21 of 23 · 3:05:39
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In this lesson
Prepare for the SAA-C03 exam (AWS Certified Solutions Architect – Associate). In this lesson: On-Demand Instances, Savings Plans, Reserved Instances, and Spot Instances, instance families and sizes with Compute Optimizer, horizontal scaling and EC2 hibernation, production and non-production workloads, load balancing strategy, and choosing between Lambda, Fargate, and EC2, at the edge or on Outposts. Includes three original practice questions.
Preview the topics
- The nightly route optimization jobs take four hours, save checkpoints every ten minutes, and can finish any time before 7 a.m. Which purchasing option costs the least?
- Twelve development servers run around the clock, but developers work weekdays, 8 a.m. to 6 p.m., and each server takes twenty minutes to load its data into memory after a restart. What should the architect do?
- A function resizes delivery photos when they reach S3: a few thousand on weekdays, almost none at night, two seconds each. Which compute option is most cost-effective?