Design scalable and loosely coupled architectures.
6 practice questions under this official exam objective (SAA-C03) — each with the community-verified answer, a full option-by-option explanation and instant feedback.
API Gateway Fanout to Multiple Lambda Functions with Filtering?
The question asks for the least-overhead way to route API Gateway messages to multiple Lambda functions while filtering what each function receives. A
ALB Least Outstanding Requests Routing Algorithm
This page explains how to configure Amazon Application Load Balancer (ALB) to distribute traffic efficiently using the least outstanding requests rout
How to Prevent Duplicate Lambda Payments with SQS FIFO?
A payment processing application on AWS Lambda must avoid duplicate payments across multiple Availability Zones; Amazon SQS FIFO queues provide exactl
Most Cost-Effective EC2 Scaling for Sudden Seasonal Sale Traffic?
For a multi-AZ EC2 website facing sudden seasonal sale traffic spikes, the most cost-effective solution is an Auto Scaling group that scales out on de
Scaling EC2 Based on SQS Queue Depth
This question addresses how to scale EC2 instances in a decoupled architecture using Amazon SQS as a buffer. The correct solution leverages target tra
AWS Outposts for On-Premises Hadoop and Spark Processing
This question tests designing scalable architectures using AWS Outposts to maintain on-premises data processing. The correct solution leverages Amazon